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Wiring Diagram; Control Panel/Lcd Monitor Specifications - Hitachi NEXT Series Instruction Manual

Oil-free rotary screw air compressor
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7 . WIRING [Wiring Diagram, Control panel/LCD Monitor Specifications]

7.4 Wiring Diagram

1. Wiring Diagram 1 (DSP-90/110A6N)   ................................................... Page 55
2. Wiring Diagram 1 (DSP-90/110W6N)  ................................................... Page 56
3. Wiring Diagram 1 (DSP-90/110VA6N) ................................................... Page 57
4. Wiring Diagram 1 (DSP-90/110VW6N)  ................................................ Page 58
5. Wiring Diagram 2 (DSP-90/110N) ...................................................... Page 59

7.5 Control panel/LCD Monitor Specifications

Power of
control circuit
Motor
starting method
Operating
(1) Unload Stop
functions
(4) Dryer prestart
(7) ECOMODE
Supported
(1) POWER light
indication
(4) LOAD light
(lights)
(7) AUTO START light
(1) Capacity control setting and each function setting
Setting and
indication
(1) Discharge pressure
(4-digit digital
(4) Load light
monitor)
(7) Pressure setting
Setting and
(1) Monitor display
display
- Clock
(LCD)
- Oil pressure
- Loading hours
- Discharge air temperature 2 - Oil temperature
- 2nd stage suction air temperature
- Next maintenance item
(2) Message display
- Inspection/maintenance
- IPI/retry
(3) Alarm/shutdown
- Alarm check
- Abnormal stop
(4) Function menu
- Function setting
- Scheduled operation
- Alarm history
Dry contacts (1) Operation signal output : a contact × 1
(2) Alarm signal output : a contact × 1
(3) Shutdown signal output : a contact × 1
Instantaneous Power Interruption
and Restarting
Note) Setting(1): Time selected on the instrument panel (from 1 to 5 seconds)
Setting (2): 15 to 60 seconds
Unload Stop: Operated by the Unload Stop button located lower on the operating monitor.
54
Fixed-speed compressor... - △ (three contactor)
(2) Restart for IPI
(5) Lead/lag (option)
(2) START light
(5) REMOTE light
(2) Operating hours
(5) Alarm/shutdown code
- Capacity control setting
- Interstage pressure
- No. of loading times
- Load ratio
- Under automatic stop
- Unload stop
- Setting/connection check
- Device shutdown
- Operation type
- Operation data recording
- Shutdown history
Less than 20 ms
For 20 ms to setting (1)
For setting (1) or more Air compressor stops.
460 V (60 Hz)
Vtype...Soft start inverter
(3) Remote Start/Stop
(6) Scheduling
(3) SHUTDOWN light
(6) AUTO light
(3) Discharge temperature
(6) Alarm/shutdown history
- Discharge pressure
- Operating hours
- Discharge air temperature 1
- Amperage Current
- Hours to a next maintenance
- Scheduled time
- Restart
- Other message
- Power check
- Capacity control
- Load date recording
- Shutdown history details
Air compressor continues to operate.
Air compressor stops, blows off and automatically
restarts in setting (2).

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