Manual
HM1016ER1
Control and Operation Instruction
Harsen
®
Page 13/54
4.6 Idle function:
For idle function configure one of the configurable outputs as idle.
Refer to the flow chart 4.9 for start and stop for idle control flows.
NOTE:
Controller will not detect under voltage, under frequency, under speed, and
charge failure during idle period.
4.7 Preheat function:
For Preheat function, configure one of the configurable outputs as Preheat, The controller has 4
selectable preheat control modes as below:
Mode 1 — during preheat time, preheat relay output energises.
Mode 2 — during preheat time, preheat relay output energises until the successful ignition.
Mode 3 — during preheat time, preheat relay output energises until safety-on delay times out.
Mode 4 — one of the configurable inputs is defined as Preheat, preheat relay output energises when this
configurable input is active, and de-energises when configurable input is inactive.
For preheat mode 1 to 3,
please refer to the flow chart 4. 9 for start and stop for Preheat control flows.
For preheat mode 4, preheat function is active immediately when the controller is switched on power.
During crank period, the Preheat relay output will not energise in any of above modes.
LCD displays icon of preheat operating status when preheat relay output energises:
