H3

Electronic humidity and temperature transmitter

- Wall, duct mount or remote sensor
relative humidity electronic transmitter.
- With replaceable "Humy-chip" capacitive sensor and filters
- Voltage, Current or PT100 output
according to the selected signal and model
- LCD Display (optional)

Process inputs:

“Humy Chip” for temperature and Humidity acquisition

Self Calibrating

2 reciprocally insulated outputs

Humidity output:

- Voltage (V): 0...10 V, 0...5V, 0...1V
Min. impedence 500Ω
- Current (mA): 0/4...20 mA
Max. impedence 500Ω
Range: 0... 100% RH
Accuracy: 1.8% between 10... 90% RH
Long term drift: typically <0.5% RH/year

Temperature output:

- Voltage (V): 0...10 V
Accuracy <0.5°C between 0… +50°C (32... 122°F)
- Current (mA): 0/4...20 mA
Accuracy <0.5°C between -20… 80°C
- 3 wire PT100 accuracy class B (1/2 DIN)
Available ranges:
-30.0… +70.0°C (-22... 158°F)
-20.0… +30.0°C (-4... 86°F)
0.0… +50.0°C (32... 122°F)
0.0… +100.0°C (32... 212°F)

Power supply:

- With (mA) output: 10... 30 Vdc
- With (V) outputs: 18... 27 Vac or 20... 30 Vdc

Installation

Mounting method:
- Wall mount
- Duct mount
- Remote sensor
Case dimensions: 100 x 100 x 61 mm
Cable gland : 35 mm max.
Cable probe connector: 25 mm
Protection filter:
- Wire mesh
- Sintered stainless steel
- Teflon
Protects against dust and other atmospheric contaminants.

Display and indicators

LCD Display (optional) size 3.65 mm, 3 digits 16 characters or:
- Humidity UR: 0.0… 100.0%
- Temperature: -30...+100°C
- Messages, configuration and indication

Connectable to:

- Any controller from Ascon Tecnologic range with the appropriate I/Os