Bartscher 900 K4 Serie Installation, Benutzung Und Wartung Seite 38

Abnormal functioning – messages on the display (led at fig. 12, p. 5 (3))
Short-circuit of the temperature sensor; the inductance temperature is too low (<-50°C;
flashing at every 5 seconds)
The inductance temperature is too high; cut-off of the temperature sensor
The pot is missing; the pot can't be recognized (its diameter is too small)
The pot is not suitable
The temperature of the heat-sink is too high; short-circuit of the heat-sink sensor
The temperature of the heat-sink is too low; short-circuit of the heat-sink sensor
The potentiometer is missing or faulty
The electronic components are OK (in stand-by status); the potentiometer is in "0"
position
There is signal for the outer display (the display is not connect or SW 1/3 connected)
Switching on after disconnection from the electric supply AC phase L1 and L3 < 150 V
Standard IO DEVICE 1 or 2 not available
Attention power DC>350 mA (wrong fans)
The fan is disconnected or blocked (flashing at 5 seconds after starting; then 1-second
flashing at every 10 seconds)
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