VDH ALFA31 electronic thermostat 230V

VDH ALFA 31 electronic thermostat 230V  -50°C /+50°C 

• The Alfa 31 is a digital rail mounting thermostat for universal use.
• The range from the Alfa 31 is -50/+ 50 °C with a read-out per degree.
• PCN 904.010028 y 904.010036
• 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.
• 2 digged for 3 diggeds buy this ALFA31DP
• Technical specifications
• Type: Alfa(net) 31
• Housing: Zwart ABS Kunststof
• Dimensions: 35 x 77 x 71,5 mm (hbd)
• Front: Polyester
• Front connection: Schroefklemmen
• Power input: 230 Vac, 50/60 Hz, (-10/+5%)
• Measure range: -50/+50°C
• Controls: Via druktoetsen op het front
• Sensor: SM 811 (PTC sensor, 1000 Ohm bij 25°C), not included option
• Relay: SPDT Contact 250V/16A (C-NO), 8A (C-NC) niet inductief
• Accuracy: ± 0.5% van het bereik
• Network: RS-485 Netwerk Alfanet
• Series: Alfa(net) 31
• Functions: Koelen,Verwarmen
• Number of sensors: 1
• Voltage: 230 V
• Behuizing: Paneelbouw