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Alfanet 95 Complete Controller

Alfanet 95 Complete Controller
The Alfanet 95 is a complete controller for cooler and freezer installations. All settings can be controlled by internal parameters.

This is a compact control unit which can be mounted in the door of a control panel. This can be connected to the relay module which is mounted inside the switch board via a connection cable. All incoming and outgoing cables, except the network cables, are mounted to this relay module.

Functionality includes:-
  • Room thermostat with digital read-out
  • Digital input for doorswitch
  • Start delay for evaporator fan
  • Defrost clock to start the defrost on interval base or real-time base end-of-defrost
  • Thermostat with time limit off-cycle
  • Electrical or hot-gas defrost
  • Possibility for defrost from two evaporators each with their own end-of-defrost sensor

The Alfanet 95 has a network connection for read-out and data logging on the Alfanet PC software.

Supplied directly with 230Vac. Other supply voltages are possible on request.

One connection cable (1 metre length) is included.

Technical Specification

Housing: Black ABS plastic, Grey ABS plastic

Dimensions: Control Unit: 35 x 77 x 71.5 mm, Relay Module: 71 x 90 x 58 mm (wlh)

Measure range: -50 to +50°C. Temperatures above -10°C can be read-out per 0.1°C

Accuracy: ± 0.5% of the range

Front: Polyester, Screwterminals on print

Sensor: SM 811 (PTC sensor, 1000 Ohm at 25°C) (not included)

Relay: Ry-1 Alarm SPDT (NO,NC) 250V/8ARy-2 Cool SPST (NO) 250V/8AAnd these three relays have one common; Ry-3 Fan SPST (NO) 250V/8ARy-4 Defrost-1 SPST (NO) 250V/8ARy-4 Defrost-2 SPST (NO) 250V/8A

Functions: Cooling, Natural defrost, Electric defrost, Hot gas defrost, Interval defrost, Real time defrost, Alarm relay

Number of sensors: 3 or more

Voltage: 12 V

Power input: 230 Vac, 50/60 Hz (-10% to +5%)