Features:

Modular design - modular platform accepts Veris AG series sensors (sold separately)
Three colored LEDs - red, yellow and green - for easy status viewing
Microprocessor controlled excellent stability operation
Wide options - interface to control system via 4 to 20 mA with relay, 0 to 5/0 to 10 VDC with relay, or relay only option application flexibility
No calibration required, easy maintenance and worry-free
Versatile interface - interface to DDC systems or direct fan control

Specifications:

Manufacturer: Veris Industries
Manufacturer Part Number: GWNVXX
Product Type: Gas Sensor Base
Supply Voltage AC Nominal: 24 VAC
Supply Voltage AC Range: 20-28 VAC
Supply Voltage DC Nominal: 24 VDC
Supply Voltage DC Range: 15-30 VDC
Temperature Rating: -4 to 122 Degrees F
Operating Humidity: 0 to 90% RH
Electrical Wiring: 24 - 12 AWG
Mounting: North American Duplex Box
Dimensions: 5.8" x 3.45" x 3.35"
Weight: 2.0 lb.