200AC/DC INVERTER
Manual 0-5206 6-13
Troubleshooting
LED/SF Header Pin Pin function signal
1 +24 VDC 24 VDC
2 No connection
3 No connection
4 No connection
Table 6-28: LED/SF Header pin function
SOU Header Pin Pin function signal
1 +24 VDC 24 VDC
2 0 VDC 0 VDC
Table 6-29: SOU Header pin function(connects to DY2 header on power supply PCB)
OT Header Pin Pin function signal
1 +24 VDC 24 VDC
2 Thermal switch input (switch closed = 0VDC) 0 VDC
3 0 VDC 0 VDC
Table 6-30: OT Header pin function (connects to DY2 thermostats)
QF/HF Header Pin Pin function signal
1 +24 VDC 24 VDC
2 Solenoid coil, 0V = solenoid ON 0 VDC
3 HF on / off
4 0 VDC 0 VDC
Table 6-31: QF/HF Header pin function (connects to solenoid and HF PCB)
WV Header Pin Pin function signal
1 Negative welding terminal 0VDC
2 Positive welding terminal 67 VDC
Table 6-32: WV Header pin function (connects to welding DINSE terminals)
J2 Header Pin Pin function signal
1 +5 VDC 5 VDC
2 Serial interface
3 Serial interface
4 Serial interface
5 Serial interface
6 Serial interface
7 Serial interface
8 Serial interface
9 Serial interface
10 0 VDC 0 VDC
Table 6-33: J2 Header pin function (connects to J1 header on display PCB))
DCIN Header Pin Pin function signal
1 +336 VDC +336 VDC
2 0 VDC 0 VDC
Table 6-34: DCIN Header pin function (connects to DCOUT header on primary inverter PCB)
ACPOUT Header Pin Pin function signal
1 enable
2 control signal 1
3 control signal 2
Table 6-35: ACPOUT Header pin function (connects to ACOUT header on AC/DC output PCB)
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