HGM9520N Genset Paralleled Controller User Manual Page 77 of 111
7.2
ENABLE DEFINITION OF DIGITAL OUTPUT PORTS
7.2.1
DEFINITION OF DIGITAL OUTPUT PORTS
Table 17 Definition of Digital Output Ports
No.
Type
Description
0
Not Used
1
Custom Period 1
Details of function description please see the following
description.
2
Custom Period 2
3
Custom Period 3
4
Custom Period 4
5
Custom Period 5
6
Custom Period 6
7
Custom Combined 1
8
Custom Combined 2
9
Custom Combined 3
10
Custom Combined 4
11
Custom Combined 5
12
Custom Combined 6
13
Reserved
14
Reserved
15
Gas Choke On
Act in cranking. Action time is the preset time for it.
16
Gas Ignition
Act when genset is starting, and disconnect when engine is
stopped.
17
Air Flap Control
Act on over speed shutdown and emergence stop. Air inflow
can be closed to stop the engine quicker.
18
Audible Alarm
Act on warning, shutdown, and electrical trips. An annunciator
can be connected externally. If “alarm mute” configurable
input port is active, this is prohibited.
19
Louver Control
Act when genset is starting and disconnect when genset is
stopped completely.
20
Fuel Pump Control
It is controlled by limit values of level sensor fuel pump.
21
Heater Control
It is controlled by heating limit values of temperature sensor.
22
Cooler Control
It is controlled by cooler limit values of temperature sensor.
23
Oil Pre-supply Output
Act from “crank on” to “safety on”.
24
Generator Excite
Output in start process. If there is not generator frequency
during hi-speed running, it shall output for 2 seconds again.
25
Pre-Lubricate
Act from pre-heating to safety run.
26
Remote Control Output
This port is controlled by communication (PC).
27
Reserved
28
Sync Indication
29
Close Gen Output
It can control generating switch to take load.
30
Open Gen Output
It can control generating switch to take off load.
31
Close Mains Output
It can control mains switch to take load.
