765041982 Rev. 000 32
12 230V output Rel.
K7/8
100% power, door frame-, drain line-, re-evaporation heat
13 230V output Rel.
K7/8
100% power, door frame-, drain line-, re-evaporation heat
17 230V output Rel.
K7/8
100% power, door frame-, drain line-, re-evaporation heat
18 230V output.-/input
(K2)
Bridge (safety thermostat for defrost heater)
19 Output Rel. K5 Connection for 1 or 2 compressor operation, high or low fan
RPM
16 230V Input 230 Volt input (power supply for controller and relays)
20 digital input Door switch 1 (NC door open=contact off, 5V)
21 digital input Door switch 2 (not used)
A analog input Room sensor, M2020 (NT 5000)
B
analog input
Evaporator sensor, M2020 (NT 5000)
C
analog input
Condenser sensor 1, M2020 (NT 5000)
D
analog input
Condenser sensor 2, M2020 (NT 5000)
E
analog input
Extra sensor (Soft Chill), M2020 (NT 5000)
G 14 pole Interface Connection for Display (I2C) and keyboard (Matrix 3x3)
H 10 pole Interface Programming port ISP