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AX-RHT-SD / Room RH & T Sensor - 2 x analogue outputs, 2.5% POA Qty
AX-RHT-SD-3K / Room RH & T Sensor - 2 x analogue outputs with 3K3A1 NTC POA Qty
AX-RHT-SD-T / Room RH & T Sensor - 2 x analogue outputs with 10K3A1 NTC POA Qty
AX-RHT-SD-A / Room RH & T Sensor - 2 x analogue outputs with 10K4A1 NTC POA Qty
AX-RHT-SD-H / Room RH & T Sensor - 2 x analogue outputs with 20K6A1 NTC POA Qty
AX-RHT-SD-D / Room RH & T Sensor - 2 x analogue outputs with 30K3A1 NTC POA Qty
AX-RHT-SD-SAT / Room RH & T Sensor - 2 x analogue outputs with SAT1 NTC POA Qty
AX-RHT-SD-2.2K / Room RH & T Sensor - 2 x analogue outputs with 2.2K NTC POA Qty
AX-RHT-SD-100 / Room RH & T Sensor - 2 x analogue outputs with PT100a POA Qty
AX-RHT-SD-1K / Room RH & T Sensor - 2 x analogue outputs with PT1000a POA Qty
AX-RHT-SD-N1K / Room RH & T Sensor - 2 x analogue outputs with Ni1000a POA Qty
AX-RHT-SD-TAC1 / Room RH & T Sensor - 2 x analogue outputs with 1K87A1 NTC POA Qty
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The Axio AX-RHT-SD Room Transmitters provide accurate Relative Humidity and Temperature measurements, with selectable current or voltage analogue outputs, and incorporate an LCD display. The units are extremely reliable, have excellent stability and a quick response time. The standard accuracy range is 2.5%. Options for this range of sensors include the addition of various passive temperature sensors.
Product Features
2.5% accuracy
24Vac/dc powered
0-5/10Vdc and 4-20mA selectable output
Optional thermistor output for temperature

RH accuracy
+/- 2.5% typical
Temperature accuracy
+/- 0.3C typical
Sensor type
Capacitive
Sensor protection
PTFE filter
Long term stability
+/-1% RH at 50% RH in 5 years
Repeatability
+/- 0.5% RH
Hysteresis
+/-1% of span max
Response time
15 seconds @ 25C, but dependant on airflow
Supply voltage
24Vac/dc (+/-15%) (24Vdc only with 4-20mA output selected)
Output (voltage)
0 10Vdc or 0 5Vdc at 10mA maximum load
Output (current)
4-20mA at 500 Ohms maximum load
Output range - Relative Humidity
0 to 95%
Output range - Temperature
-10C to +40C
Terminals
Rising clamp for 0.5-2.5mm cable
Ambient temperature range
-10C to 50C, 0-95% RH
Dimensions, weight & protection
85 x 85 x 24mm, 75g, IP20
Country of origin
United Kingdom

AX-RHT-Sx.pdf / RH&T Transmitter - Room with Display