CARBON DIOXIDE Sensor Type: Dual channel non-dispersive infrared (NDIR)

Measurement Range: 0-10000ppm, adjustable, Default is 0-2000ppm.

Accuracy: ± (30ppm + 3% of measured value)

Temperature Dependency: ±2.5ppm/ °C

Sensor Life Span: >15 years

Response Time: 20 seconds (T63)

Warm-up Time: 1 minute

RELATIVE HUMIDITY Measurement Range: 0-100 %RH, non-condensing

Accuracy: ±2 %RH (5 to 95 %RH)

Resolution: ±0.01 %RH

Hysteresis: ±0.8 %RH @ 25°C (77°F)

Response Time: 8 seconds typical

Stability: <0.25 %RH/year

TEMPERATURE Range: 0 to 35°C (32 to 95°F) or 0 to 50°C (32 to 122°F) selectable via keypad; Accuracy: ±0.2°C; Resolution: 0.1°C

OPTIONAL PASS-THRU TEMPERATURE -

Type: Thermistor or RTD

Accuracy: Thermistors: ±0.2°C (±0.36°F) @ 25°C (77°F)

Platinum RTD’s: ±0.3°C (±0.54°F) @ 0°C (32°F)

Nickel RTD’s: ±0.4°C (±0.72°F) @ 0°C (32°F)

Output: 2-wire resistive

POWER SUPPLY: 20 - 28 Vac/dc (non-isolated half-wave rectified)

CONSUMPTIONS Current: 120 mA max @ 24 Vdc, 212 mA max @ 24 Vac

Voltage: 79 mA max @ 24 Vdc, 129 mA max @ 24 Vac

OUTPUT SIGNALS: 4-20 mA active (sourcing), 0-5 Vdc / 0-10 Vdc, BACnet® or Modbus

OUTPUT DRIVE CAPABILITY - Current: 550O maximum, Voltage: 5 KO minimum

NETWORK INTERFACE Hardware: 2-wire RS-485

Software: Native ModBus MS/TP RTU protocol, Native BACnet MS/TP protocol

Baud Rate: 9600, 19200, 38400, 57600, 76800 or 115200

MAC Address Range: BACnet: 0-127, Modbus: 1-255

OPTIONAL RELAY Contact Ratings: Form A contact (N.O.), 2 Amps @ 140 Vac, 2 Amps @ 30 Vdc

Relay Trip Point: Programmable via keypad

Relay Hysteresis: Programmable via keypad

STORAGE TEMPERATURE: -20 to 60°C (-4 to 140°F)

OPERATING CONDITIONS: 0 to 50°C (32 to 122°F), 0-95 %RH non-condensing

ENCLOSURE: Polycarbonate, UL94-V0, IP65 (NEMA 4X)

DIMENSIONS Enclosure: 116.5mm x 99.7mm x 53.7mm (4.6” x 3.9” x 2.1”)

Probe: 152mm L x 22.5mm D (6” x 0.85”)

WIRING CONNECTIONS: Screw terminal block (14 to 22 AWG)

APPROVALS: CE

COUNTRY OF ORIGIN: Canada