Toxic/Combustible Gas Transmitter NSA-GAS
Toxic/Combustible Gas Transmitter
NSA-GAS
Part Numbers
NSA-Q5C-CO-250P-O-X
NSA-Q5-NO2-10P-O-X
NSA-85930-006-000
NSA-85930-040-000
NSA-85930-018-001
NSA-85930-018-005
The NSA-Q5 Toxic/Combustible Gas Detectors use various sensing technologies to detect a wide assortment of gases. These units are housed in a NEMA 4X rated plastic enclosure that will meet the most stringent applications. All models feature an internal clock, LCD Display for displaying gas concentrations and setup, LED Status Indication, integral buzzer with three user configurable relays and a number of different communication protocols for use with one of our gas controllers or your building management system.
Applications
Mechanical Rooms, Warehouses, Refrigeration Plants, Industrial Plants, Process Monitoring, Leak Detection, Parking Garages, Auto/Truck Maintenance Facilities, Oil and Gas Industry
| Supply Voltage: | VDC Supply Voltage: 24 VDC nominal (+18 to 30 VDC) (AC Power must not be grounded)
VAC Supply Voltage: 24 VAC nominal (+15 to 24 VAC, AC Power must not be grounded) |
| Fuse Protection: | 0.750A Polyswitch; (Resets after fault is cleared & power to circuit is removed) |
| Supply Current | Power Consumption: | 0.3A maximum | 8.4 VA |
| Analog Output Signals (Q5 Only): | Analog: 4-20 mA, 1 to 5 VDC or 2 to 10 VDC (All Analog Output Signals require 4-Wires) |
| Maximum Load Impedance: | 4-20 mA Output: 600 Ohms maximum | 1-5 VDC or 2-10 VDC: 3000 Ohms minimum |
| Communication Protocols: | RS-485 Modbus RTU / OptoMux (Proprietary QEL Controller Protocol) |
| B5 Communication Baud Rates: | 9600, 19200, 38400, 76800 Bits/Second (Default: 38400) |
| Factory Calibration Range: | See Sensor Selection & Specification table |
| Display: | LCD Graphic Display with backlight (Displays: TWA, STEL and Concentration) |
| Keypad: | Three Capacitive Touch sensing keys |
| Relays | Contact Type | Relay Contact Ratings: | Three | SPDT (Form C) Dry Contacts | 1.0A max. @ 30 VDC or 0.3A max. @ 125 VAC (Resistive Loads) |
| Relay Life Expectancy: | Mechanical: 50,000,000 operations minimum @ 36,000 operations/hour
Electrical: 200,000 operations minimum @ rated load |
| Status LEDs: | Two Green LEDs (Tx/Rx Communication Status); Three Red LEDs (Relays 1, 2, & 3) |
| Buzzer: | 80 dB at 3.94" (10 cm), 2700 Hz (3 Programmable Tones) |
| Sensor Warm Up Time: | 24 Hours (Allow 24 hours before calibrating sensor after installation) |
| Sensor Type: | NSA-Q5: Toxic/Combustible Gas Transmitter Series with Analog/Relay/Communicating Output Signals and Display (All gases except CO)
NSA-Q5C: Carbon Monoxide Toxic Gas Transmitter (Certified to meet UL 2075 Requirements for Carbon Monoxide (CO) only) |
| Sensor Gas Types: | Combustible, Toxic Gases/Oxygen Sensor & Infrared |
| Coverage Area | Mounting Height: | See Sensor Selection & Specification table |
| Sensor Life Expectancy: | Toxic/Electrochemical Sensors: 2 to 3 Years, typical; Oxygen/Hydrogen Sensors: 18 months, typical
Combustible/Catalytic: 3 to 5 years, typical; CO 7 years, typical |
| Unit Shelf Life: | Electrochemical (Toxic) Sensors: 6 months from date of purchase
Catalytic (Combustible) Sensors: 1 year from date of purchase |
| Replacement Sensor Modules: | See additional on-line product literature or contact Carrier |
| Recommended Maintenance: | Combustible Sensors: Accuracy & Bump test every 3 months or as required by Code
Toxic Sensors: Accuracy & Bump test every 6 months or as required by Code |
| Enclosure Specifications (Material Type, Flammability, NEMA/IP Rating: | Plastic Enclosure; Polycarbonate Lexan; UL94 V-0, NEMA 4, 4X, 12 and 13 (IP66) |
| Enclosure Knockouts: | ¾" Knockouts (accepts ½" Conduit Fittings) |
| Operating Temperature | Humidity: | 14.696 psi (1.0132 bar) +/- 10% |
| Operating Atmospheric Pressure: | 32 to 68ºF (0 to 20ºC) | 5 to 95% RH, Non-Condensing |
| Recommended Storage Temperature/Humidity: | De-pluggable Screw Terminal Blocks | 16 to 24 AWG (0.2047 to 1.301 mm) Shielded Twisted Pair |
| Wiring Connections | Wire Size: | Belden 9841 or Equivalent, 120 Ohms Input Impedance |
| Communications Cable: | 0.37 ft-lb (0.502 Nm) Nominal |
| Terminal Block Torque Rating: | Plastic Enclosure; Polycarbonate Lexan; UL94 V-0, NEMA 4, 4X, 12 and 13 (IP66) |
| Agency Approvals: | RoHS, cETL Listed, Safety requirement for Electrical Equipment for Measurement, Control & Laboratory Use Part 1: CAN/CSA-22.2 No. 61010-1 Third Edition, Dated May 11, 2012; General Requirements UL 61010-1 Third Edition, Dated May 11, 2012 NSA-Q5C-CO only: UL 2075 Gas & Vapor Detectors & Sensors (ETL Control# 4010204) |
| Product Weight: | 1.00 lbs. (0.454 kg) |
| Product Dimensions (L x W x H): | 5.91" (150 mm) x 3.54" (90 mm) x 2.56" (65 mm) |
| Gas Type | Gas Span Code | Combustible | Toxic | 100% LEL1 in % By Vol. | Measurement Range | Operating Temp ºF (ºC) | Square Feet ft2 (m2) | Radius ft (m) | Mounting Height |
| Acetone | CH3CO-100L | ✓ | 2.6 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Ammonia | NH3-100P | ✓ | n/a | 0 - 100 PPM | -22 to 122 (-30 to 50) | 7500 (696.7) | 49 (14.9) | High ** | |
| NH3-1000P | ✓ | n/a | 0 - 1000 PPM | -22 to 122 (-30 to 50) | 7500 (696.7) | 49 (14.9) | High ** | ||
| Arsine | ASH3-1P | ✓ | n/a | 0 - 1 PPM | -4 to 104 (-20 to 40) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Benzene | C6H6-100L | ✓ | 1.3 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Iso-Butane | C4H10-100L | ✓ | 1.8 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Butanol, n-Butane | BUTAN-100L | ✓ | 1.9 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Carbon Dioxide | CO2-5000P | Infrared | Infrared | n/a | 0 - 5000 PPM | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | Mid ** |
| CO2-5V | Infrared | Infrared | n/a | 0 - 5% by Volume | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | Mid ** | |
| CO2-20V | Infrared | Infrared | n/a | 0 - 20% Volume | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | Mid ** | |
| CO2-100V | Infrared | Infrared | n/a | 0 - 100% Volume | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | Mid ** | |
| Carbon Monoxide | CO-250P | ✓ | n/a | 0 - 250 PPM | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | Mid ** | |
| CO-1000P | ✓ | n/a | 0 - 1000 PPM | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | Mid ** | ||
| Chlorine | CL2-5P | ✓ | n/a | 0 - 5 PPM | -4 to 122 (-20 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Chlorine Dioxide | CLO2-2P | ✓ | n/a | 0 - 2 PPM | -4 to 122 (-20 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Combustibles*** | GENL-100L | ✓ | Specify Gas | 0 - 100% LEL | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Gas Dependent | |
| Diborane | B2H6-2P | ✓ | n/a | 0 - 2 PPM | -4 to 104 (-20 to 40) | 5000 (464.5) | 40 (12.2) | Mid ** | |
| Ethylene | C2H4-100L | ✓ | 2.7 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Mid ** | |
| Ethylene Oxide | ETO-20P | ✓ | n/a | 0 - 20 PPM | -4 to 122 (-20 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Germane | GEH4-2P | ✓ | n/a | 0 - 2 PPM | -4 to 104 (-20 to 40) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Hydrogen | H2-1000P | ✓ | n/a | 0 - 1000 PPM | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | High ** | |
| H2-2000P | ✓ | n/a | 0 - 2000 PPM | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | High ** | ||
| H2-100L | ✓ | 4.0 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 7500 (696.7) | 49 (14.9) | High ** | ||
| Hydrogen Bromide | HBR-30P | ✓ | n/a | 0 - 30 PPM | -4 to 104 (-20 to 40) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Hydrogen Chloride | HCL-30P | ✓ | n/a | 0 - 30 PPM | -4 to 122 (-20 to 50) | 5000 (464.5) | 40 (12.2) | Mid ** | |
| Hydrogen Cyanide | HCN-50P | ✓ | n/a | 0 - 50 PPM | -4 to 122 (-20 to 50) | 5000 (464.5) | 40 (12.2) | Mid ** | |
| Hydrogen Sulphide | H2S-25P | ✓ | n/a | 0 - 25 PPM | -4 to 122 (-20 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| H2S-100P | ✓ | n/a | 0 - 100 PPM | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | ||
| Methane | CH4-100L | ✓ | 5.0 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 7500 (696.7) | 49 (14.9) | High ** | |
| Methanol | CH3OH-100L | ✓ | 6.7 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Nitric Oxide | NO-100P | ✓ | n/a | 0 - 100 PPM | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | Mid ** | |
| Nitrogen Dioxide | NO2-10P | ✓ | n/a | 0 - 10 PPM | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | Low ** | |
| Oxygen | O2-25V | ✓ | n/a | 0 - 25% by Vol | -22 to 122 (-30 to 50) | 7500 (696.7) | 40 (12.2) | Mid ** | |
| Ozone | O3-1P | ✓ | n/a | 0 - 1 PPM | -4 to 122 (-20 to 50) | 5000 (464.5) | 40 (12.2) | High ** | |
| Iso-Pentane | C5H12-100L | ✓ | 1.4 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Phosphine | PH3-1P | ✓ | n/a | 0 - 1 PPM | -4 to 104 (-20 to 40) | 5000 (464.5) | 40 (12.2) | Low ** | |
| PH3-5P | ✓ | n/a | 0 - 5 PPM | -4 to 104 (-20 to 40) | 5000 (464.5) | 40 (12.2) | Low ** | ||
| Propane | C3H8-100L | ✓ | 2.1 % | 0 – 100% LEL | 14 to 122 (-10 to 50) | 7500 (696.7) | 49 (14.9) | High ** | |
| Silane | SiH4-50P | ✓ | n/a | 0 - 50 PPM | -4 to 104 (-20 to 40) | 5000 (464.5) | 40 (12.2) | Mid ** | |
| Sulphur Dioxide | SO2-6P | ✓ | n/a | 0 - 6 PPM | -4 to 122 (-20 to 50) | 5000 (464.5) | 40 (12.2) | Low ** |
1When installed @ > 3000’ above sea level, the gas transmitters must be verified for accuracy and re-calibrated as needed after installation.
***Lower Explosive Limit (LEL) [**Low = 0.5 to 1.5’ (0.15 to 0.46m) above floor | **Mid = 4.0 to 6.0’ (1.20 to 1.83m) above floor | **High = 0.5 to 1.5’ (0.15 to 0.46m) below ceiling]
| Supply Voltage: | VDC Supply Voltage: 24 VDC nominal (+18 to 30 VDC) (AC Power must not be grounded)
VAC Supply Voltage: 24 VAC nominal (+15 to 24 VAC, AC Power must not be grounded) |
| Fuse Protection: | 0.750A Polyswitch; (Resets after fault is cleared & power to circuit is removed) |
| Supply Current | Power Consumption: | 0.3A maximum | 8.4 VA |
| Analog Output Signals (Q5 Only): | Analog: 4-20 mA, 1 to 5 VDC or 2 to 10 VDC (All Analog Output Signals require 4-Wires) |
| Maximum Load Impedance: | 4-20 mA Output: 600 Ohms maximum | 1-5 VDC or 2-10 VDC: 3000 Ohms minimum |
| Communication Protocols: | RS-485 Modbus RTU / OptoMux (Proprietary QEL Controller Protocol) |
| B5 Communication Baud Rates: | 9600, 19200, 38400, 76800 Bits/Second (Default: 38400) |
| Factory Calibration Range: | See Sensor Selection & Specification table |
| Display: | LCD Graphic Display with backlight (Displays: TWA, STEL and Concentration) |
| Keypad: | Three Capacitive Touch sensing keys |
| Relays | Contact Type | Relay Contact Ratings: | Three | SPDT (Form C) Dry Contacts | 1.0A max. @ 30 VDC or 0.3A max. @ 125 VAC (Resistive Loads) |
| Relay Life Expectancy: | Mechanical: 50,000,000 operations minimum @ 36,000 operations/hour
Electrical: 200,000 operations minimum @ rated load |
| Status LEDs: | Two Green LEDs (Tx/Rx Communication Status); Three Red LEDs (Relays 1, 2, & 3) |
| Buzzer: | 80 dB at 3.94" (10 cm), 2700 Hz (3 Programmable Tones) |
| Sensor Warm Up Time: | 24 Hours (Allow 24 hours before calibrating sensor after installation) |
| Sensor Type: | NSA-Q5: Toxic/Combustible Gas Transmitter Series with Analog/Relay/Communicating Output Signals and Display (All gases except CO)
NSA-Q5C: Carbon Monoxide Toxic Gas Transmitter (Certified to meet UL 2075 Requirements for Carbon Monoxide (CO) only) |
| Sensor Gas Types: | Combustible, Toxic Gases/Oxygen Sensor & Infrared |
| Coverage Area | Mounting Height: | See Sensor Selection & Specification table |
| Sensor Life Expectancy: | Toxic/Electrochemical Sensors: 2 to 3 Years, typical; Oxygen/Hydrogen Sensors: 18 months, typical
Combustible/Catalytic: 3 to 5 years, typical; CO 7 years, typical |
| Unit Shelf Life: | Electrochemical (Toxic) Sensors: 6 months from date of purchase
Catalytic (Combustible) Sensors: 1 year from date of purchase |
| Replacement Sensor Modules: | See additional on-line product literature or contact Carrier |
| Recommended Maintenance: | Combustible Sensors: Accuracy & Bump test every 3 months or as required by Code
Toxic Sensors: Accuracy & Bump test every 6 months or as required by Code |
| Enclosure Specifications (Material Type, Flammability, NEMA/IP Rating: | Plastic Enclosure; Polycarbonate Lexan; UL94 V-0, NEMA 4, 4X, 12 and 13 (IP66) |
| Enclosure Knockouts: | ¾" Knockouts (accepts ½" Conduit Fittings) |
| Operating Temperature | Humidity: | 14.696 psi (1.0132 bar) +/- 10% |
| Operating Atmospheric Pressure: | 32 to 68ºF (0 to 20ºC) | 5 to 95% RH, Non-Condensing |
| Recommended Storage Temperature/Humidity: | De-pluggable Screw Terminal Blocks | 16 to 24 AWG (0.2047 to 1.301 mm) Shielded Twisted Pair |
| Wiring Connections | Wire Size: | Belden 9841 or Equivalent, 120 Ohms Input Impedance |
| Communications Cable: | 0.37 ft-lb (0.502 Nm) Nominal |
| Terminal Block Torque Rating: | Plastic Enclosure; Polycarbonate Lexan; UL94 V-0, NEMA 4, 4X, 12 and 13 (IP66) |
| Agency Approvals: | RoHS, cETL Listed, Safety requirement for Electrical Equipment for Measurement, Control & Laboratory Use Part 1: CAN/CSA-22.2 No. 61010-1 Third Edition, Dated May 11, 2012; General Requirements UL 61010-1 Third Edition, Dated May 11, 2012 NSA-Q5C-CO only: UL 2075 Gas & Vapor Detectors & Sensors (ETL Control# 4010204) |
| Product Weight: | 1.00 lbs. (0.454 kg) |
| Product Dimensions (L x W x H): | 5.91" (150 mm) x 3.54" (90 mm) x 2.56" (65 mm) |
| Gas Type | Gas Span Code | Combustible | Toxic | 100% LEL1 in % By Vol. | Measurement Range | Operating Temp ºF (ºC) | Square Feet ft2 (m2) | Radius ft (m) | Mounting Height |
| Acetone | CH3CO-100L | ✓ | 2.6 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Ammonia | NH3-100P | ✓ | n/a | 0 - 100 PPM | -22 to 122 (-30 to 50) | 7500 (696.7) | 49 (14.9) | High ** | |
| NH3-1000P | ✓ | n/a | 0 - 1000 PPM | -22 to 122 (-30 to 50) | 7500 (696.7) | 49 (14.9) | High ** | ||
| Arsine | ASH3-1P | ✓ | n/a | 0 - 1 PPM | -4 to 104 (-20 to 40) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Benzene | C6H6-100L | ✓ | 1.3 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Iso-Butane | C4H10-100L | ✓ | 1.8 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Butanol, n-Butane | BUTAN-100L | ✓ | 1.9 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Carbon Dioxide | CO2-5000P | Infrared | Infrared | n/a | 0 - 5000 PPM | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | Mid ** |
| CO2-5V | Infrared | Infrared | n/a | 0 - 5% by Volume | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | Mid ** | |
| CO2-20V | Infrared | Infrared | n/a | 0 - 20% Volume | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | Mid ** | |
| CO2-100V | Infrared | Infrared | n/a | 0 - 100% Volume | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | Mid ** | |
| Carbon Monoxide | CO-250P | ✓ | n/a | 0 - 250 PPM | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | Mid ** | |
| CO-1000P | ✓ | n/a | 0 - 1000 PPM | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | Mid ** | ||
| Chlorine | CL2-5P | ✓ | n/a | 0 - 5 PPM | -4 to 122 (-20 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Chlorine Dioxide | CLO2-2P | ✓ | n/a | 0 - 2 PPM | -4 to 122 (-20 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Combustibles*** | GENL-100L | ✓ | Specify Gas | 0 - 100% LEL | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Gas Dependent | |
| Diborane | B2H6-2P | ✓ | n/a | 0 - 2 PPM | -4 to 104 (-20 to 40) | 5000 (464.5) | 40 (12.2) | Mid ** | |
| Ethylene | C2H4-100L | ✓ | 2.7 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Mid ** | |
| Ethylene Oxide | ETO-20P | ✓ | n/a | 0 - 20 PPM | -4 to 122 (-20 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Germane | GEH4-2P | ✓ | n/a | 0 - 2 PPM | -4 to 104 (-20 to 40) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Hydrogen | H2-1000P | ✓ | n/a | 0 - 1000 PPM | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | High ** | |
| H2-2000P | ✓ | n/a | 0 - 2000 PPM | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | High ** | ||
| H2-100L | ✓ | 4.0 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 7500 (696.7) | 49 (14.9) | High ** | ||
| Hydrogen Bromide | HBR-30P | ✓ | n/a | 0 - 30 PPM | -4 to 104 (-20 to 40) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Hydrogen Chloride | HCL-30P | ✓ | n/a | 0 - 30 PPM | -4 to 122 (-20 to 50) | 5000 (464.5) | 40 (12.2) | Mid ** | |
| Hydrogen Cyanide | HCN-50P | ✓ | n/a | 0 - 50 PPM | -4 to 122 (-20 to 50) | 5000 (464.5) | 40 (12.2) | Mid ** | |
| Hydrogen Sulphide | H2S-25P | ✓ | n/a | 0 - 25 PPM | -4 to 122 (-20 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| H2S-100P | ✓ | n/a | 0 - 100 PPM | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | ||
| Methane | CH4-100L | ✓ | 5.0 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 7500 (696.7) | 49 (14.9) | High ** | |
| Methanol | CH3OH-100L | ✓ | 6.7 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Nitric Oxide | NO-100P | ✓ | n/a | 0 - 100 PPM | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | Mid ** | |
| Nitrogen Dioxide | NO2-10P | ✓ | n/a | 0 - 10 PPM | -4 to 122 (-20 to 50) | 7500 (696.7) | 49 (14.9) | Low ** | |
| Oxygen | O2-25V | ✓ | n/a | 0 - 25% by Vol | -22 to 122 (-30 to 50) | 7500 (696.7) | 40 (12.2) | Mid ** | |
| Ozone | O3-1P | ✓ | n/a | 0 - 1 PPM | -4 to 122 (-20 to 50) | 5000 (464.5) | 40 (12.2) | High ** | |
| Iso-Pentane | C5H12-100L | ✓ | 1.4 % | 0 - 100% LEL | 14 to 122 (-10 to 50) | 5000 (464.5) | 40 (12.2) | Low ** | |
| Phosphine | PH3-1P | ✓ | n/a | 0 - 1 PPM | -4 to 104 (-20 to 40) | 5000 (464.5) | 40 (12.2) | Low ** | |
| PH3-5P | ✓ | n/a | 0 - 5 PPM | -4 to 104 (-20 to 40) | 5000 (464.5) | 40 (12.2) | Low ** | ||
| Propane | C3H8-100L | ✓ | 2.1 % | 0 – 100% LEL | 14 to 122 (-10 to 50) | 7500 (696.7) | 49 (14.9) | High ** | |
| Silane | SiH4-50P | ✓ | n/a | 0 - 50 PPM | -4 to 104 (-20 to 40) | 5000 (464.5) | 40 (12.2) | Mid ** | |
| Sulphur Dioxide | SO2-6P | ✓ | n/a | 0 - 6 PPM | -4 to 122 (-20 to 50) | 5000 (464.5) | 40 (12.2) | Low ** |
1When installed @ > 3000’ above sea level, the gas transmitters must be verified for accuracy and re-calibrated as needed after installation.
***Lower Explosive Limit (LEL) [**Low = 0.5 to 1.5’ (0.15 to 0.46m) above floor | **Mid = 4.0 to 6.0’ (1.20 to 1.83m) above floor | **High = 0.5 to 1.5’ (0.15 to 0.46m) below ceiling]
California residents please see Proposition 65