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B
Register Definitions
B-22
Power Select 9-16 (W) Base + 7
This register controls the Pull Up/Down Power Select armature
relays for channels 9-16. These relays are Form C and the
register uses positive logic: 1 = NO shorted to COM, NC is open;
0 = NC shorted to COM, NO is open. The power buses selected
are determined by how the card is configured. Writing to this
register starts the relay timer.
Bit
7
6
Purpose
K31
K29
CH 16
CH 15
state
state
Setting
• Write Only
• State: 1 = NO shorted to COM, NC is open; 0 = NC shorted to
COM, NO is open
• Power On/Reset State = 0
Power Select 17-24 (W) Base + 8
This register controls the Pull Up/Down Power Select armature
relays for channels 17-24. These relays are Form C and the
register uses positive logic: 1 = NO shorted to COM, NC is open;
0 = NC shorted to COM, NO is open. The power buses selected
are determined by how the card is configured. Writing to this
register starts the relay timer.
Bit
7
6
Purpose
K47
K45
CH 24
CH 23
Setting
state
state
• Write Only
• State: 1 = NO shorted to COM, NC is open; 0 = NC shorted to
COM, NO is open
• Power On/Reset State = 0
h
5
4
3
K27
K25
K23
CH 14
CH 13
CH 12
state
state
state
h
5
4
3
K43
K41
K39
CH 22
CH 21
CH 20
state
state
state
E6198B Switch/Load Unit User Manual
2
1
0
K21
K19
K17
CH 11
CH 10
CH 9
state
state
state
2
1
0
K37
K35
K33
CH 19
CH 18
CH 17
state
state
state
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