Elentek EXPRESS PRO - Main Board Inputs and Outputs

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8. MAIN BOARD INPUTS AND OUTPUTS
T1
Normally open input for motor 1 Klixon (thermal switch).
Jumper if not using this input.
T2
Normally open input for motor 2 Klixon (thermal switch).
Jumper if not using this input.
C - MIN - MAX
Inputs for single-pole level probes
Input for minimum level float (connection between C and MAX).
Input for general enabling (connection between C and MAX).
Jumper C and MAX if not using this input.
G/P1
Input for motor 1 activation.
When rotation operation is active, the first alternating motor will start
each time the input is opened and closed.
G/P2
Input for motor 2 activation.
When rotation operation is active, each time the input is opened and
closed it will start both motors regardless of the status of G/P1 input.
G.A.
Input for alarm trigger.
OUT ALARM
(NC - C - NO)
Cumulative alarm output with voltage-free contacts (resistive load - 5A /
250V) for:
- Probe level alarm.
- G.A. Input alarm.
- Dry run motor alarm.
- Motor overcurrent alarm.
- Motor overtemperature alarm.
- Voltage too low alarm.
- Voltage too high alarm.
- Sequence or missing phase alarm.
- Max level alarm.
BUZZ +/-
Alarm output, live (12Vcc / 100mA);