GREEN INSTRUMENTS G3600, Manual, Page: 15 / 28

G
3600
/G
3601
Inert Gas Sampling Boards
Ver.2.3 – Revision April 2022
15
Figure 3-5: Electrical connections of the selector box G3505
Protective earth
Mains IN
Neutral Live
Power lead
Power Unit 1 - prewired
Neutral Live
Power lead
Power Unit 2 - prewired
Neutral Live
Power lead
Spade
J3 - Terminal 1
J3 - Terminal 2
J2 - Terminal 1
J2 - Terminal 2
J4 - Terminal 1
J4 - Terminal 2
Power Supply
R4
–not used by default
R4
–not used by default
R3
–System failure alarm
R3
–System failure alarm
R2
–Alarm HI-HI O2 %
R2
–Alarm HI-HI O2 %
R1
–Alarm HI LOW O2 %
R1
–Alarm HI LOW O2 %
J8 - Terminal 8
J8 - Terminal 7
J8 - Terminal 6
J8 - Terminal 5
J8 - Terminal 4
J8 - Terminal 3
J8 - Terminal 2
J8 - Terminal 1
Relay Output
– J8
R4
–not used by default
R3
–System failure alarm
R2
–Alarm HI-HI O2 %
R1
–Alarm HI LOW O2 %
J7 - Terminal 8&7
J7 - Terminal 6&5
J7 - Terminal 4&3
J7 - Terminal 2&1
Relay Input from Unit 2
– J7 - prewired
R4
–not used by default
R3
–System failure alarm
R2
–Alarm HI-HI O2 %
R1
–Alarm HI LOW O2 %
J6 - Terminal 8&7
J6 - Terminal 6&5
J6 - Terminal 4&3
J6 - Terminal 2&1
Relay Input from Unit 1
– J6
Analog output 2 (-)
Analog output 2 (+)
Analog output 1 (-)
Analog output 1 (+) J12 - Terminal 4
J12 - Terminal 3
J12 - Terminal 2
J12 - Terminal 1
Analog Outputs
– J12
Analog output 2 (-)
Analog output 2 (+)
Analog output 1 (-)
Analog output 1 (+) J10 - Terminal 4
J10 - Terminal 3
J10 - Terminal 2
J10 - Terminal 1
Analog Inputs from Unit 1
– J10
Analog output 2 (-)
Analog output 2 (+)
Analog output 1 (-)
Analog output 1 (+) J11 - Terminal 4
J11 - Terminal 3
J11 - Terminal 2
J11 - Terminal 1
Analog Inputs from Unit 2
– J11