Hioki BT4560 - Internal Circuitry

91
Internal Circuitry
8.3 Internal Circuitry
NPN setting
PLC, others
Output
Common
Do not connect external power supply to 8 pin.
The instrument
8
ISO_5V
1
START (TRIG)
2
0ADJ_ALL
10
ERR
11
RorZ_HI
9
ISO_COM
27
ISO_COM
PLC, others
Input
Common
2 k
Ω
1 k
Ω
10
Ω
Zener voltage 30 V
Internally isolated common
(This is isolated to the protective ground.)
NPN
EXT.I/O MODE
selector
Internally isolated
power supply
8
External Control (EXT.I/O)