HEM4000 Engine Controller User Manual Page 35 of 46
No.
Type
Description
20
Water Gun On-Off Status
Normal status: if input is active, bypass control outputs
from start idle time to stop idle time;
Idle running status: if input is active, engine goes from idle
running to normal working status, and meanwhile bypass
control outputs (if configured).
21
Alarm Stop Inhibit
All shutdown alarms are inhibited except for emergency
stop and over speed shutdown. (Override Mode)
22
Instrument Mode
All outputs are inhibited in this mode.
23
Reserved
24
Reset Maintenance Time
Maintenance 1’s time and date is set as preset value when
input is active.
25
External Charging Failure
When input is active, charging failure alarms happen.
26
High Temp. Shutdown
Connect sensor digital input.
27
Low OP Shutdown
Connect to sensor digital input.
28
Remote Start
In
Auto
mode, when input is active, engine can be started
automatically.
29
Remote Stop
In
Auto
mode, when input is active and remote start input
is inactive, engine can be stopped automatically.
30
High Level Input
In
Auto
mode, when input is active, engine can be started
automatically (drain flood).
31
Low Level Input
In
Auto
mode, when input is active and high level input is
inactive, engine can be stopped automatically (drain
flood).
32
Manual Start Input
In
Auto
mode, when input is active, engine can be started
automatically; when input is inactive, engine can be
stopped automatically.
33
Reserved
34
Simulate Stop key
Connect an external button (unlatched) and press
simulate panel buttons.
35
Simulate Manual key
36
Simulate Auto key
37
Simulate Start key
38
Simulate Speed Adjustment
Key
39-51
Reserved
52
Speed Raise
Connect an external button (unlatched) and control speed
manually.
53
Speed Drop
