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Maintenance, Relay board led status – Hypertherm HT4001 Plasma Arc Cutting System User Manual

Page 153

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MAINTENANCE

6-98

HT4001

Instruction Manual

6-27

Figure 6-9

Relay Board PCB4 in RUN Mode

RHF Inj. Wtr
(SV6 in RHF Csl)

Plasma OFF
(SV5 near torch)

Cutflow
(SV4A in MV Csl)

+ 12 VDC

Output
Enable

Relay Board LED Status

Run Mode – O

2

or N

2

Start Counter

CON1
(in HT4001)

LT2
(in HT4001)

Slave 200A
(when in use)

Slave On
(when in use)

Arc On

Slave 400A
(when in use)

O2 Cutflow
(SV1A in Gas Csl)