Deif SGC 420 - Mains Voltage and Frequency Measurement; Digital Inputs; Analogue Resistive Sensor Inputs

3.6 Mains voltage and frequency measurement
Category Specifications
Controller terminals
50 (Neutral)
51 (L3)
52 (L2)
53 (L1)
Measurement type True RMS
Phase-to-neutral voltage 32 to 300 V AC RMS
Phase-to-phase voltage 32 to 520 V AC RMS
Voltage accuracy
±2 % of full scale for phase-to-neutral
±2.5 % of full scale for phase-to-phase
Voltage resolution
1 V AC RMS for phase-to-neutral
2 V AC RMS for phase-to-phase
Frequency range 5 to 75 Hz
Frequency accuracy 0.25 % of full scale
Frequency resolution 0.1 Hz
NOTE For single phase applications, it is mandatory to connect the mains phase and neutral cables to the genset controller's
phase L1 and neutral terminals.
3.7 Digital inputs
Category
Specifications
Controller terminals 33, 34, 35, 36, 37, 38, 39, 40, 41
Number of inputs 9
Type Negative sensing (connect to ground for activation)
Software configurable options
Emergency stop, Remote start/ stop, and more (see Controller overview,
Configurable parameters in the User manual for more details).
3.8 Analogue resistive sensor inputs
Category
Specifications
Controller terminals
11 (Oil pressure)
12 (Fuel)
13 (Temperature)
14 (Aux 1)
15 (Aux 2)
Number of inputs 5
Type Ratio-metric sensing
Range 10 to 5000 Ω
Open circuit detection Above 5.5 kΩ
Measurement accuracy ±2 % of full scale (up to 1000 Ω)
USER MANUAL 4189341227A UK Page 10 of 86