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Description
The Alfa 31 is a digital rail mounting thermostat for universal use.

The range from the Alfa -50/+150°C of 0/+100°C with a read-out per degree.

All settings, i.e. the choice between the function of cooling or heating, are made by the internal parameters.

The Alfanet 31 has a network connection for read-out and data logging on the Alfanet PC software. The Alfa 31 does not have this network connection.

The Alfa 31 is supplied directly with 230Vac. Other supply voltages are possible on request.

Alfanet 31 -50/+50°C

Price on Request
Serienummer: 904.010036
Technical specifications
Type: Alfa(net) 31
Housing: Black ABS plastic
Dimensions: 35 x 77 x 71,5 mm (hwd)
Front: Polyester
Front connection: Screw terminals
Power input: 230 Vac, 50/60 Hz, (-10/+5%)
Measure range: -50/+50°C
Controls: By push buttons on the front
Sensor: SM 811 (PTC sensor, 1000 Ohm at 25°C) (not included)
Relay: SPDT Contact 250V/16A (C-NO), 8A (C-NC) (not inductive)
Accuracy: ± 0.5% of the range
Network: RS-485 Network Alfanet
Series: Alfa(net) 31
Functions: Cooling, heating
Number of sensors: 1
Voltage: 230 V
Housing: Switchboard construction
Description
The Alfa 31 is a digital rail mounting thermostat for universal use.

The range from the Alfa -50/+150°C of 0/+100°C with a read-out per degree.

All settings, i.e. the choice between the function of cooling or heating, are made by the internal parameters.

The Alfanet 31 has a network connection for read-out and data logging on the Alfanet PC software. The Alfa 31 does not have this network connection.

The Alfa 31 is supplied directly with 230Vac. Other supply voltages are possible on request.
Download Label Description Type Size
Download Alfanet 31 -50/+50°C Handleiding Nederlands pdf 181.7 KB
Download Alfanet 31 -50/+50°C Manual English pdf 161.6 KB
Download Alfanet 31 -50/+50°C Handbuch Deutsch pdf 127.8 KB