Gas Alarms
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| Brand | RAE Systems Inc. |
|---|---|
| Origin | USA |
| Model | MultiRAE 2 (PGM-62X8) |
| Sensor Compatibility | EC, LEL, TC, PID, IR, Radiation |
| Detection Channels | Simultaneous 6-parameter monitoring |
| Resolution | Down to 10 ppb (PID) |
| Certifications | ATEX, UL, CSA, IECEx, CMC |
| Operating Interface | Dual-language (English/Chinese) LCD with auto-layout |
| Input Power | Rechargeable Li-ion battery |
| Enclosure Rating | IP65 |
| Wireless Capability | Built-in 900 MHz / 4G LTE optional |
| Fall Detection | Integrated accelerometer-based fall alarm |
| User Interface | Three oversized tactile buttons, glove-compatible |
| Brand | RAE Systems Inc. |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | PGM-2400 |
| Price | Upon Request |
| Gas Options | H₂S, CO |
| Operating Life | Up to 36 months (24 months typical runtime) |
| Environmental Rating | Extended temperature range operation |
| Maintenance | Maintenance-free for full service life |
| Display | Real-time gas concentration, battery status |
| Diagnostics | Built-in self-test (C-Test), calibration due alert, sleep mode |
| Data Interface | Infrared port for event log retrieval |
| Calibration | Dedicated C-Test gas test and calibration station |
| Brand | RAE Systems Inc. |
|---|---|
| Origin | USA |
| Model | RAEGuard2 PID |
| Sensor Type | Third-Generation Intrinsically Safe PID |
| Detection Principle | Photoionization Detection (PID) |
| Measurement Range | 0–10,000 ppm (isobutylene-equivalent), extendable via range scaling |
| Resolution | 1 ppb (typical for low-concentration VOCs) |
| Response Time (T90) | <10 s (with integrated sampling pump) |
| Operating Temperature | –30 °C to +55 °C |
| Enclosure Rating | IP66 / NEMA 4X |
| Certification | ATEX II 1G Ex d [ia] IIC T4 Ga, UL 913 Class I, Div 1, Groups B, C, D |
| Output Signals | 4–20 mA (3-wire), RS485 Modbus RTU, 3 configurable relay outputs (NO/NC) |
| Display | Backlit dot-matrix LCD with multilingual support (English/Chinese) |
| Housing Material | 316 stainless steel |
| Sampling Method | Integrated intrinsically safe diaphragm pump (pump-suction) |
| Calibration | Zero & span calibration supported offline or in-situ via magnetic wand |
| Compliance | Designed for compliance with OSHA PELs, ACGIH TLVs®, EPA Method TO-15 & TO-17, and ISO 16000-6 for indoor air VOC screening |
| Brand | RAE Systems Inc. |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | RDK (Rapid Deployment Kit) |
| Pricing | Available Upon Request |
| Brand | RAE Systems Inc. |
|---|---|
| Origin | USA |
| Model | SP-1003 Plus-16 |
| Certifications | Compliant with GB 16808–2008 |
| Power Backup | ≥2 h (main power failure) |
| Alarm Sound Pressure Levels | 65 dB / 95 dB / 115 dB (user-selectable) |
| Analog Output | 4–20 mA (synchronized) |
| Digital Communication | RS485 Modbus RTU & RS232 |
| Relay Outputs | 8 programmable + 3 common (Level 1 alarm, Level 2 alarm, fault) with adjustable delay (0–60 s) |
| Event Log Capacity | ≥1,000 entries |
| Display | Main – large dot-matrix LCD (Chinese menu, real-time gas concentration, zone ID, system time) |
| Self-Test & Lock Display Functions | Yes |
| Standby Power Low-Voltage Alert | >1 h warning duration |
| Brand | RAE Systems Inc. |
|---|---|
| Origin | USA |
| Model | SP-1102 |
| Explosion Protection | Ex d IIB T4 Gb |
| Output Signals | 4–20 mA (3-wire), Relay Output (SPDT) |
| Sensor Type | Pd/Pt Catalytic Bead (Pellistor) |
| Enclosure Rating | IP66/IP67 |
| Electrical Interfaces | 3/4" NPTF, 3/4" NPTM, 1/2" NPTF/M, G3/4F/M |
| Sensor Housing Material | 316 Stainless Steel |
| Compliance | UL 913, CSA C22.2 No. 152, ATEX 2G, IECEx, EN 60079-0, -1, -11, -26 |
| Brand | RAE Systems Inc. |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | SP-1104 Plus |
| Pricing | Upon Request |
| Brand | RAE Systems Inc. |
|---|---|
| Origin | USA |
| Model | SP-1204A |
| Detection Principle | Electrochemical Sensor |
| Measurement Range | 0–1000 ppm CO |
| Resolution | 1 ppm |
| Accuracy | ±3% FS |
| Response Time (T90) | <30 s |
| Output Signals | 4–20 mA, RS485 Modbus RTU, Active Switch Output (0–300 s adjustable delay) |
| Data Logging | Up to 900 alarm events with timestamp |
| Display | High-brightness LED, 4-digit |
| Operating Temperature | –20 °C to +50 °C |
| Enclosure Rating | IP65 |
| Compliance | UL 2075, CE, RoHS, ATEX Zone 2 (non-incendive), IEC 61000-4 EMC series |
| Brand | RAE Systems Inc. |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Category | Imported Instrument |
| Model | SP-3104 Plus |
| Pricing | Available Upon Request |
| Brand | RAE Systems Inc. |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | SP-3200 |
| Pricing | Available Upon Request |
| Brand | RAE Systems Inc. |
|---|---|
| Origin | USA |
| Model | PGM-1700 |
| Protection Rating | IP67 |
| Alarm Types | High/Low Concentration, TWA, STEL, Over-range, Low Battery |
| Display | Backlit LCD |
| Alarm Outputs | 6 High-Brightness LEDs, 95 dB Audible, Vibration |
| Data Logging | Internal Memory with Infrared (IR) Data Transfer |
| Power | Replaceable Standard Lithium Battery (2-year typical runtime) |
| Calibration | Compatible with AutoRAELite Automated Calibration System |
| Certifications | ATEX, UL, CSA, IECEx, CMC |
| Brand | RAE Systems Inc. |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | PGM-1820 |
| Pricing | Upon Request |
| Brand | SAIL HERO |
|---|---|
| Origin | Hebei, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | XHAQSP-708 |
| Sensor Principle | Electrochemical (O₂ & toxic gases), optional catalytic bead or infrared for combustibles |
| Detection Method | Diffusion and flow-through sampling |
| Display | 2.0-inch industrial-grade color LCD (-40°C to +70°C operating range) |
| Output Options | 4–20 mA (3-wire), RS-485 Modbus RTU, 4G LTE cellular telemetry |
| Relay Output | Built-in SPDT alarm relay (rated 250 VAC/30 VDC, 5 A) |
| Explosion Protection | Ex db IIC T6 Gb |
| Enclosure Rating | IP66 |
| Power Supply | 12–24 VDC |
| Response Time (T90) | <30 s (typical for electrochemical sensors) |
| Detection Range | Configurable per gas (e.g., 0–30 ppm CO, 0–25% vol O₂, 0–100% LEL CH₄) |
| Lower Detection Limit | Sub-ppm for select toxic gases |
| Compliance | GB 12358-2006, GB 3836.1–2010, GB 3836.4–2010, CE (per ATEX directive 2014/34/EU for non-certified use in EU zones), RoHS |
| Brand | Schuetz SIGAS |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | SILAREX-TOC |
| Price Range | USD 2,800 – 7,000 |
| Detection Principle | Non-Dispersive Infrared (NDIR), Dual-Beam |
| Measured Gas | CO₂ (as TOC surrogate) |
| Ranges | 0–100 ppm (±2 ppm), 0–1,000 ppm (±20 ppm), 0–10,000 ppm (±100 ppm) |
| LOD | 0.15 ppm |
| Response Time (T90) | <8 s @ 0.7 L/min |
| Repeatability | ≤ ±1 % FS |
| Linearity Error | ≤ ±1 % FS (≤ ±1.5 % FS optional) |
| Stability | < ±2 % FS over 1,000 h |
| Operating Temp. | 0–40 °C |
| Storage Temp. | −20–60 °C |
| Humidity | 0–95 % RH (non-condensing) |
| Pressure Range | 800–1,150 mbar |
| Flow Rate | 0.2–1.0 L/min |
| Warm-up Time | <2 min (cold start), <30 min (thermal equilibrium) |
| Power Supply | 24 VDC ±0.3 V |
| Max. Current Draw | 1.5 A (heating active) |
| Power Consumption | <800 mW (idle), up to 36 W (heating) |
| Digital Output | Modbus ASCII/RTU (TTL, auto-baud 2400–115.2 kbps) |
| Analog Output | Optional 4–20 mA or 0–10 V |
| Internal Heater Setpoint | 42 °C |
| Gas Inlet/Outlet | 3 mm ID / 5 mm OD tubing |
| Chamber Material | Electropolished Aluminum |
| Optical Window | Fluorinated Glass |
| Wavelength | 4.26 µm (2350 cm⁻¹) |
| Brand | Schütz SIGAS |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Regional Classification | Domestic (China) |
| Model | FLOWEVO |
| Pricing | Upon Request |
| Detection Principle | Non-Dispersive Infrared (NDIR), Dual-Beam |
| Gas Targets | Methyl Bromide (CH₃Br), Sulfuryl Fluoride (SO₂F₂) |
| Response Time (T90) | ≤12 s @ 0.7 L/min |
| Resolution (@ zero) | 1 ppm to 0.1 vol.% |
| LOD (3σ) | ≤1% FS |
| Repeatability | ≤±1% FS |
| Linearity Error | ≤±1.0% FS (standard), ≤±1.5% FS (select versions) |
| Zero Drift | ≤±2% FS over 12 months |
| Span Drift | ≤±2% FS over 12 months |
| Temp. Drift (Zero) | ≤±0.1% FS/°C |
| Temp. Drift (Span) | ≤±0.15% FS/°C |
| Pressure Drift | 0.1–0.2% reading/mbar |
| Operating Temp. | 0–50°C |
| Storage Temp. | −20–60°C |
| Humidity | 0–95% RH (non-condensing) |
| Pressure Range | 800–1200 mbar |
| Warm-up Time | <2 min (cold start), <30 min (full spec.) |
| Flow Rate | 0.1–1.0 L/min (stable) |
| Digital Output | Modbus ASCII RTU (TTL, 2400–115.2 kbaud, auto-baud/auto-frame) |
| Analog Output (optional w/ FLOWEVO plus controller) | 4–20 mA, 0–1 V, 0–5 V, 0–10 V DC |
| Signal Output | TTL-level single-channel |
| Chamber Pressure Compensation | Active |
| Heating | Integrated active heating for condensation & drift mitigation |
| Supply Voltage | 3.3–6 V DC ±5% (sensor only) |
| Current Draw | <240 mA @ 5 V (avg., no heating) |
| Power Consumption | <800 mW (no heating) |
| Housing | Anodized aluminum |
| Inlet Connection | 3 mm ID / 5 mm OD flexible tubing |
| Expected Service Life | ≥10 years |
| Maintenance Requirement | Minimal (no consumables, no chemical degradation) |
| Brand | Sensors |
|---|---|
| Origin | Germany |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | NGM |
| Price Range | USD 2,600 – 3,900 |
| Brand | Sensors |
|---|---|
| Origin | Germany |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | AGM |
| Price Range | USD 2,700 – 4,100 (FOB Hamburg) |
| Measurement Principle | Non-Dispersive Infrared (NDIR), Dual-Wavelength, Single-Beam |
| Target Gases | CO, CO₂, CH₄, N₂O |
| Detection Range | CH₄ 0–100% vol |
| Response Time | 5–45 s (dependent on gas, flow rate, tubing length, digital time constant) |
| Accuracy | ±2% FS / 12 months |
| Long-Term Stability | ±2% FS / 12 months |
| Repeatability | ±0.2% FS (zero), ±2% FS (span) |
| LOD | <1% FS |
| Linearity Error | <2% FS |
| Temperature Drift | ±1% FS/10 K (zero), ±2% FS/10 K (span) |
| Heater Control | 55 °C ±5 °C (optional) |
| Pressure Sensitivity | <2% FS/10 mbar (span, uncompensated) |
| Output Options | Dual-color LED status indicator |
| Analog Outputs | 0–20 mA, 4–20 mA, 0–1 VDC, 0–5 VDC, 0–10 VDC (10-bit linear) |
| Digital Output | RS232 (V.28/V.24), 12-bit linear |
| Digital Time Constant | 0.5 s, 5 s, 10 s, 20 s (DIP-switch selectable) |
| Power Supply | 24 VDC (12–30 VDC) |
| Power Consumption | ≤3 W (no heater), ≤8 W (heater active, steady-state), ≤28 W (heater preheat surge, >3 min) |
| Load Impedance (current output) | 250 Ω typical, 500 Ω max |
| Operating Temperature | 0–+50 °C |
| Storage Temperature | −20–+60 °C |
| Flow Rate | 0–750 mL/min |
| Humidity | 0–95% RH non-condensing |
| Warm-up to Ready State | 10 s |
| Optimal Stabilization | 30 min |
| Alarm Thresholds | Two-stage adjustable via potentiometer |
| Calibration | Manual zero and span adjustment via onboard potentiometers |
| PCB Dimensions | 160 × 100 × 45 mm |
| Weight | ≤800 g |
| Inlet Tubing | 3 mm ID |
| Key | Brand: Cubic |
|---|---|
| Origin | Hubei, China |
| Detection Principle | Non-Dispersive Infrared (NDIR) |
| Target Gases | SiF₄, WF₆, CF₄, SF₆, NF₃, CO₂ |
| Range | 1–264 ppm (0–200 mTorr) |
| Repeatability | ±0.5% of reading |
| Linearity | ±1% F.S. |
| Detection Limit | 1 ppm |
| Output | Analog (4–20 mA) and Digital (RS-485 Modbus RTU) |
| Design | Modular, OEM-integrated form factor with standard flange interface (CF-35 or KF-40 compatible) |
| Power Supply | 12–24 VDC |
| Operating Temperature | 0–50 °C |
| Enclosure Rating | IP65 |
| Brand | SIGAS |
|---|---|
| Origin | Switzerland |
| Model | PAROX 1200 |
| Measurement Principle | Paramagnetic Detection |
| O₂ Range Options | 0–25 %, 0–100 %, or Custom (e.g., 0–x %, x–100 %) |
| Output Signals | 0–1 V, 0–4 V, 4–20 mA |
| Gas Inlet Ports | 3 mm, 1/8", or 5 mm internal thread |
| Flow Requirements | Direct flow (10–150 mL/h), Internal fixed bypass (17–70 L/h), External flow control (10–90 L/h, optional module) |
| Gas Preheating | Optional integrated heater |
| Lifetime | >5 years typical operational service life under specified conditions |
| Cross-sensitivity | Negligible to CO₂, N₂, Ar, CH₄, H₂O (vapor), and common industrial gases |
| Operating Temperature | -10 °C to +50 °C |
| Enclosure Rating | IP65 |
| Compliance | CE, RoHS, ATEX Category 3G (optional variant) |
| Brand | SIGAS |
|---|---|
| Model | S-Infra.Sens |
| Detection Principle | Non-Dispersive Infrared (NDIR) |
| T90 Response Time | < 3 s @ 1 L/min |
| Digital Resolution | 1 ppm to 0.1 vol.% |
| Accuracy (3σ) | ±0.5% FS |
| Repeatability | ±1% FS |
| Linearity | ±1% FS |
| Zero Stability | ±1% FS / 30 days |
| Span Stability | ±1% FS / 30 days |
| Zero Temp. Drift | ±1% FS / 10 K |
| Span Temp. Drift | ±1% FS / 10 K |
| Pressure Drift | ±0.015% / mbar |
| Operating Temperature | 5–45 °C |
| Storage Temperature | −10–60 °C |
| Relative Humidity | 0–95% RH (non-condensing) |
| Ambient Pressure | 800–1200 mbar |
| Warm-up Time | < 10 min |
| Power-On Time | < 2 min |
| Sample Gas Temperature | +5–35 °C |
| Sample Gas Humidity | ≤10 °C dew point (non-condensing) |
| Flow Rate | 0.2–1 L/min (stable) |
| Output Interfaces | RS232 (9-pin Sub-D), CANopen, Optional Analog (0–10 V / 4–20 mA) |
| Supply Voltage | 24 VDC ±0.3 V |
| Power Consumption | 2 W (typ., without heater) |
| Optical Path Length | 5–250 mm (modular) |
| Housing Material | Aluminum or Stainless Steel (optional) |
| Cell Wall Coating | Gold-plated (optional, for enhanced reflectivity) |
| Response Time (Signal Rise) | ≈200 ms |
| Power Consumption (Sensor Only) | < 1 W |
| Brand | SIGAS |
|---|---|
| Origin | Germany |
| Model | S-MODULE BasicEVO |
| Detection Principle | Non-Dispersive Infrared (NDIR), Dual-Beam |
| Measurement Range | See Standard Model List |
| Sampling Method | Diffusion |
| Response Time (T90) | ≤30 s |
| Resolution (@zero) | 1 ppm to 0.1 vol.% |
| LOD (3σ) | ≤±1 % FS |
| Repeatability | ≤±1.5 % FS |
| Linearity Error | ≤±2 % FS |
| Zero Stability | ≤±3.0 % FS / 12 months (typ.) |
| Span Stability | ≤±2.5 % FS / 12 months (typ.) |
| Zero Temp. Drift | ≤±0.15 % FS / °C (typ.) |
| Span Temp. Drift | ≤±0.3 % FS / °C (typ.) |
| Pressure Drift | ±0.1–0.2 % of reading per mbar |
| Operating Temp. | –20 °C to +40 °C (model-dependent) |
| Storage Temp. | –20 °C to +60 °C |
| Humidity | 0–95 % RH (non-condensing) |
| Pressure Range | 800–1150 mbar |
| Warm-up Time | <2 min (cold start), <11 min (slow start), <30 min (full spec.) |
| Digital Output | Modbus ASCII/RTU over TTL, auto-baud (2400–115.2 kbps) |
| Analog Outputs | 0/4–20 mA (with S-Connect), 0/0.2–1 V (with S-Connect V), RS-232/RS-485 (with respective S-Connect modules) |
| Supply Voltage | 3.3–6 VDC ±5 % |
| Avg. Current Draw | 120 mA @5 VDC, peak <400 mA @3.3 VDC / <240 mA @5 VDC |
| Power Consumption | <0.8 W (avg.) |
| Brand | SIGAS |
|---|---|
| Model | S-MODULE EVO |
| Detection Principle | Non-Dispersive Infrared (NDIR), Dual-Beam |
| Measurement Range | Configurable per gas (e.g., CO₂: 100 ppm to 100% vol |
| CO | 2,000 ppm to 100% vol |
| CH₄ | 5,000 ppm to 100% vol |
| SF₆ | 50 ppm to 100% vol |
| SO₂ | 2,000 ppm |
| N₂O | 500 ppm) |
| Operating Temperature | 0 °C to 50 °C |
| Storage Temperature | −20 °C to 60 °C |
| Relative Humidity | 0–95% RH (non-condensing) |
| Pressure Range | 800–1200 mbar |
| Response Time (T90) | <3 sec (Fast Mode), <14 sec (Standard Mode) |
| Zero Drift | ≤ ±2% FS / 12 months |
| Span Drift | ≤ ±2% FS / 12 months |
| Temperature Drift (Zero) | ≤ ±0.1% FS/°C |
| Temperature Drift (Span) | ≤ ±0.15% FS/°C |
| Pressure Drift | 0.1–0.2% of reading per mbar |
| Power Supply | 10–26 VDC (recommended 24 VDC) |
| Digital Output | RS232, RS485, Modbus ASCII/RTU, EVO-proprietary protocols |
| Analog Output Options | 0/4–20 mA (isolated), 0–1/2/5/10 VDC |
| Flow Rate | 0.1–1.0 L/min (pump-suction) |
| Tubing Connection | 3 mm ID / 5 mm OD |
| Housing | Anodized aluminum with integrated thermal insulation and optional active heating |
| Gas Cell | Gold-coated, temperature-stabilized |
| Pressure Compensation | Optional internal chamber or ambient pressure compensation |
| Brand | SIGAS |
|---|---|
| Model | S-UltraSense |
| Origin | Germany |
| Detection Principle | Non-Dispersive Ultraviolet (NDUV) Absorption |
| Measurable Gases | NO, NO₂, SO₂, O₃, H₂S, N₂O, CnHm |
| Detection Range Options | 0–100 ppm to 0–30,000 ppm (gas-specific) |
| LOD | 1 ppm (typical, 3σ) |
| T₉₀ Response Time | <3 s @ 1 L/min |
| Operating Temperature | 10–40 °C |
| Power Supply | 24 VDC ±0.3 V |
| Average Power Consumption | 4 W (55 W max during warm-up) |
| Digital Resolution | 1 ppm – 0.1 vol.% |
| Zero Stability | ±1% FS |
| Span Stability | ±1% FS |
| Linearity | ±1% FS |
| Repeatability | ±1% FS |
| Temperature Drift | ±1% FS / 10 K (typ.) |
| Pressure Sensitivity | ±0.015% / mbar |
| Inlet Gas Temp. | −2–40 °C |
| Inlet Humidity Limit | dew point ≤10 °C (non-condensing) |
| Flow Rate | 0.2–1 L/min |
| Output Interfaces | RS232 (9-pin Sub-D), CANopen (2×5-pin, 2.45 mm pitch) |
| Heater Setpoint | 42 °C |
| Warm-up Time | <60 min (environment-dependent), <30 min @ 20 °C ambient |
| Ready Time after Power-On | <2 min (post-warm-up) |
| Housing Material | Stainless Steel with Protective Coating |
| Optical Path Length | 100 mm |
| Light Source | AlGaN-based UV LED (230–360 nm) with Active Thermal & Current Control |
| Lifetime | >3 years (LED source) |
| Sealing | O-ring interconnection between modular components |
| Cross-Interference Immunity | H₂O-free baseline stability |
| Power Dissipation | <1 W (sensor core only) |
| Brand | SIGAS |
|---|---|
| Model | SA-TR96/91 |
| Detection Principle | Electrochemical & Frequency-Modulated Ion Current |
| Measurement Range | 0–10 ppm to 0–25% O₂ (selectable) |
| Accuracy | ±1% FS (0–1000 ppm and above), ±3% FS (0–100 ppm), ±5% FS (0–10 ppm) |
| Repeatability & Stability | ±1% FS (≥100 ppm), ±1.5% FS (0–100 ppm), ±2.5% FS (0–10 ppm) |
| Response Time (T90) | <60 s at 25°C |
| Recovery Time (20.94% → 10 ppm) | ≤60 min |
| Operating Pressure | 35–210 kPa (absolute), flow-controlled at 1.0–1.5 L/min (recommended: 1.2 L/min) |
| Ambient Temp. | 0–45°C |
| Humidity | <80% RH |
| Power Supply | 85–264 VAC, 50/60 Hz, <20 VA |
| Output Signals | Isolated 4–20 mA (configurable to 0–20 mA / 0–1 V / 0–5 V / 0–10 V / 1–5 V) |
| Communication | RS485 (standard), RS232 (optional) |
| Gas Inlet | 1/8″ stainless steel |
| Enclosure Dimensions | 144 × 144 × 251 mm (L×W×D) |
| Mounting Hole Pattern | 136 × 136 mm |
| Sensor Lifetime | >2 years (typical use) |
| Analyzer Lifetime | >5 years (typical use) |
| Compliance | Designed for continuous industrial gas monitoring per IEC 61000-6-2/6-4 EMI immunity & emission requirements |
| Certifications | CE-marked |
| Brand | SIGAS (Schütz Mess- und Regeltechnik) |
|---|---|
| Origin | Germany |
| Model | Silarex |
| Detection Principle | Dual-Beam Non-Dispersive Infrared (NDIR) |
| Measurement Range | CO₂ up to 20 vol.%, CO up to 1000 ppm, NO up to 2000 ppm, SO₂ up to 1000 ppm |
| Response Time (T90) | < 8 s @ 0.7 L/min |
| Repeatability | ≤ ±1 % FS |
| Linearity Error | ≤ ±1 % FS (standard), ≤ ±1.5 % FS (select versions) |
| Stability | < ±2 % FS over 1000 h |
| Operating Temperature | 0–40 °C (up to 45 °C with thermostatic housing) |
| Storage Temperature | −20–60 °C |
| Humidity | 0–95 % RH (non-condensing) |
| Pressure Range | 800–1150 mbar |
| Flow Rate | 0.2–1.0 L/min (stable) |
| Warm-up Time | < 2 min (cold start), < 30 min (full thermal stabilization) |
| Power Supply | 24 VDC ±0.3 V |
| Max. Current Draw | 1.5 A (heating chamber active) |
| Heating Setpoint | 42 °C (sensor core), 45 °C (with aluminum thermostatic housing) |
| Digital Interface | Modbus ASCII/RTU over TTL, auto-baud & auto-frame |
| Gas Inlet | 3 mm ID / 5 mm OD tubing connection |
| Optical Cell | Gold-coated reflective chamber |
| Cross-Interference Suppression | Engineered spectral deconvolution and multi-wavelength compensation |
| Zero-Point Resolution | CO₂ 0.01 vol.%, CO 0.1 ppm, NO 1 ppm, SO₂ 1 ppm |
| LOD | CO₂ 0.1 %FS, CO 0.5 %FS, NO 1 %FS, SO₂ 1 %FS |
| Brand | SIGAS |
|---|---|
| Model | SPM-O2-MODULE III |
| Detection Principle | Paramagnetic Oxygen Sensing |
| Measurement Range | 0–3 / 0–10 / 0–25 / 0–100 vol.% O₂ |
| Response Time (t₉₀) | ≤3 s |
| Zero Drift | <±0.1 % O₂/week |
| Span Drift | <±1 % O₂/week |
| Linearity Error | <±1 % FS |
| Detection Limit (3σ) | <1 % FS |
| Temperature Drift (Zero) | <±0.05 % O₂/°C |
| Flow Rate Dependence | <±0.2 % O₂ (20–100 mL/min) |
| Tilt Sensitivity | <±0.02 % O₂/degree |
| Humidity Influence | <0.5 % O₂ @ 20°C |
| Analog Output | 4–20 mA |
| Supply Voltage | 24 VDC |
| Inlet Flow Rate | 100 mL/min (optimal), max. 250 mL/min |
| Inlet Pressure Drop | ≤±300 hPa |
| Operating Temperature | 5–45 °C |
| Inlet Gas Dew Point | ≥5 °C |
| Particulate Limit | ≤100 µg/m³, particle size ≤1 µm (dust filter required) |
| Zero Calibration Gas | 99.999% N₂ |
| Span Calibration Gas | 85–110% of full scale (e.g., dry air for 0–25% range) |
| Brand | SmartGas |
|---|---|
| Origin | Germany |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | C2H2 |
| Pricing | Upon Request |
| Brand | SmartGas |
|---|---|
| Origin | Germany |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | CH4 |
| Interface Options | 4–20 mA / 0–20 mA analog output, 0–1 V / 0–2.5 V analog output, RS485 (Modbus RTU), USB |
| Output Signal Types | Current loop, voltage, digital serial, and direct PC interface |
| Brand | SmartGas |
|---|---|
| Origin | Germany |
| Model | CO Sensor |
| Detection Principle | Non-Dispersive Infrared (NDIR) with Dual-Beam Compensation |
| Operating Lifetime | ≥10 years |
| Output Interface | RS-485 Modbus RTU |
| Sensitivity | Sub-ppm detection capability |
| Compliance | CE, RoHS, ATEX Category II 2G (optional), IEC 61000-6-2/6-3 EMC |
| Brand | SmartGas |
|---|---|
| Origin | Germany |
| Technology | NDIR (Non-Dispersive Infrared) |
| Principle | Dual-Wavelength Dual-Beam Spectrophotometry |
| Measurement Range | 0–5000 ppm (standard HVAC configuration) |
| Output | MODBUS RTU (RS-485) and 4–20 mA analog |
| Lifetime | ≥10 years |
| Cross-Sensitivity | Negligible to common interferents (e.g., CO, CH₄, NO₂, H₂O vapor) |
| Operating Temperature | –10 °C to +50 °C |
| Enclosure Rating | IP65 |
| Compliance | CE, RoHS, EMC Directive 2014/30/EU |
| Calibration | Factory-calibrated |