|
Power Supply |
Voltage |
24 V AC/DC ± 20% |
|---|---|---|
|
Power consumption |
iSMA-B-LP(-1): 0.5 W (24 V DC), 0.75 VA (24 V AC) iSMA-B-LP-H(-1): 0.5 W (24 V DC), 0.75 VA (24 V AC) iSMA-B-LP-C(-1): 0.7 W (24 V DC), 1 VA (24 V AC) iSMA-B-LP-HC(-1): 0.7 W (24 V DC), 1 VA (24 V AC) |
|
|
Built-in Sensors |
Temperature sensor |
10k NTC type Accuracy: ±0.5˚C Range: 0-50˚C Resolution: ±0.1˚C |
|
Humidity sensor |
Range: 0-100% RH Accuracy: ±2% RH in range 20-80% RH Resolution: ±1% RH |
|
|
CO2 sensor |
Method Non Dispersive Infrared (NDIR), gold plated optics, diffusion sampling (with Telaire’s Patented ABC Logic Self Calibrated Algorithm) Range: 400-2000 ppm Accuracy: ±30 ppm OR ±3% of reading Stability: <2% of FS over life of sensor (15 years typical) Warm-up Time : <2 minutes (operational); 10 minutes (maximum accuracy) Calibration: ABC Logic Algorithm Manual Calibration Interval: Not required |
|
|
RS485 Interface |
Communication protocols |
Modbus RTU, Modbus ASCII, BACnet MS/TP |
|
Baud rate |
From 2400 to 115200 bps |
|
|
USB |
USB |
Mini USB, type B |
|
Environment |
Ingress protection |
IP20 |
|
Temperature |
Storage |
-40˚C to +85˚C |
|
Operating |
0˚C to +50˚C |
|
|
Humidity |
Relative |
5% to 95% |
|
Platform |
|
ARM Cortex-M0+ |
|
Housing |
Construction |
Plastic, self-extinguishing (PC/ABS) |
|
Wall mounting |
Standard electric box |
|
|
Cooling |
Internal air circulation |
|
|
Dimensions |
Width |
100.00 mm |
|
Length |
27.00 mm |
|
|
Height |
123.00 mm |
Technical specification