2 wiring, 3internal circuit schematic – Horner APG SmartStack I/O HE-ADC120 User Manual
Page 2

PAGE 2
10 NOV 2006
MAN0235-09
ADC020/120
Information is subject to change without notice. SmartStack is a trademark of Horner APG, LLC.
2 WIRING
Pin #
ADC120
ADC020
1+
Channel 1+
Channel 1+
1- Common Common
Shield Shield
2+
Channel 2+
Channel 2+
2- Common Common
Shield Shield
3+ Channel
3+
3- Common
Shield
4+ Channel
4+
4- Common
Shield
3
INTERNAL CIRCUIT SCHEMATIC
*
OCS Bottom View – Shows
Corresponding I/O Pin
I/O Connector
Gnd
Shield
1+
1-
To
Controller
SmartStack
Field
Side
100Ω
1+
2+
3+
4+
1-
2-
3-
4-
4-20mA
TRANSMITTER
LOOP
POWER
4-20mA
TRANSMITTER
LOOP
POWER
4-20mA
TRANSMITTER
LOOP
POWER
4-20mA
TRANSMITTER
LOOP
POWER
001ADC002
*
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