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Description
The Alfa 71 is a compact three stage thermostat for panel mounting with a neutral zone.
The Alfa 71 has a default program with the function cooling/heating and a minimum/maximum temperature alarm. The thermostat can also be programmed with the function three stage cooling and three stage heating.
The Alfa 71 has a range of -50/+50°C or 0/+100°C. Temperatures above -10°C can be read-out per 0,1°C
The Alfanet 71 has a network connection for read-out and data logging on the Alfanet PC software. The Alfa 71 does not have this network connection.
The Alfa 71 is supplied with 12Vac. A special transformer can be delivered.
The Alfa 71 has a default program with the function cooling/heating and a minimum/maximum temperature alarm. The thermostat can also be programmed with the function three stage cooling and three stage heating.
The Alfa 71 has a range of -50/+50°C or 0/+100°C. Temperatures above -10°C can be read-out per 0,1°C
The Alfanet 71 has a network connection for read-out and data logging on the Alfanet PC software. The Alfa 71 does not have this network connection.
The Alfa 71 is supplied with 12Vac. A special transformer can be delivered.
Alfanet 71 -50/+50°C
Price on Request
Serienummer: 904.010227
Technical specifications
Type:
Alfa(net) 71
Housing:
Black ABS plastic
Dimensions:
35 x 77 x 71,5 mm (hwd)
Front:
Polyester
Front connection:
Screw terminals
Power input:
12 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:
cooling SPST contact 250V/5A (NO) heating SPST contact 250V/5A(NO) alarm SPDT contact 250V/5A(NO/NC)(common, not inductive)
Accuracy:
± 0.5% of the range
Network:
RS-485 Network Alfanet
Series:
Alfa(net) 71
Functions:
Cooling, Heating, Alarm relay
Number of sensors:
2
Voltage:
12 V
Housing:
Switchboard construction
Description
The Alfa 71 is a compact three stage thermostat for panel mounting with a neutral zone.
The Alfa 71 has a default program with the function cooling/heating and a minimum/maximum temperature alarm. The thermostat can also be programmed with the function three stage cooling and three stage heating.
The Alfa 71 has a range of -50/+50°C or 0/+100°C. Temperatures above -10°C can be read-out per 0,1°C
The Alfanet 71 has a network connection for read-out and data logging on the Alfanet PC software. The Alfa 71 does not have this network connection.
The Alfa 71 is supplied with 12Vac. A special transformer can be delivered.
The Alfa 71 has a default program with the function cooling/heating and a minimum/maximum temperature alarm. The thermostat can also be programmed with the function three stage cooling and three stage heating.
The Alfa 71 has a range of -50/+50°C or 0/+100°C. Temperatures above -10°C can be read-out per 0,1°C
The Alfanet 71 has a network connection for read-out and data logging on the Alfanet PC software. The Alfa 71 does not have this network connection.
The Alfa 71 is supplied with 12Vac. A special transformer can be delivered.