Hitachi NEXT Series User Manual

57
7. WIRING [Control panel/LCD Monitor Specifications]
7.5 Control panel/LCD Monitor Specifications
Power of
control circuit
460 V (60 Hz)
Motor
starting method
Fixed-speed compressor… - △ (three contactor) Vtype…Soft start
Operating
functions
(1) Unload Stop (2) Restart for IPI (3) Remote Start/Stop
(4) Dryer prestart (5) Lead/lag (option) (6) Scheduling
(7) ECOMODE
Supported
indication
(lights)
(1) POWER light (2) START light (3) SHUTDOWN light
(4) LOAD light (5) REMOTE light (6) AUTO light
(7) AUTO START light
Setting and
indication
(4-digit digital
monitor)
(1) Capacity control setting and each function setting
(1) Discharge pressure (2) Operating hours (3) Discharge temperature
(4) Load light (5) Alarm/shutdown code (6) Alarm/shutdown history
(7) Pressure setting
Setting and
display
(LCD)
(1) Monitor display
- Clock - Capacity control setting - Discharge pressure
- Oil pressure - Interstage pressure - Operating hours
- Loading hours - No. of loading times - Discharge air temperature 1
-
Discharge air temperature 2 - Oil temperature - Amperage Current
- 2nd stage suction air temperature - Hours to a next maintenance
- Next maintenance item - Load ratio - Scheduled time
(2) Message display
- Inspection/maintenance - Under automatic stop - Restart
- IPI/retry - Unload stop - Other message
(3) Alarm/shutdown
- Alarm check - Setting/connection check - Power check
- Abnormal stop - Device shutdown
(4) Function menu
- Function setting - Operation type - Capacity control
- Scheduled operation - Operation data recording - Load date recording
- Alarm history - Shutdown history - Shutdown history details
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
Less than 20 ms Air compressor continues to operate.
For 20 ms to setting (1)
Air compressor stops, blows off and automatically
restarts in setting (2).
For setting (1) or more Air compressor stops.
Note) Setting (1): Time selected on the instrument panel (1 - 5 sec)
Setting (2): 15 - 60 sec
Unload Stop: Operated by the Unload Stop button located lower on the operating monitor.

Hitachi NEXT Series Specifications

General

Brand	Hitachi
Model	NEXT Series
Category	Air Compressor
Language	English