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Micromod Micro-DCI: 53MC5000 Multi-Loop Process Controller Instruction Manual User Manual

Page 60

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Figure 2-16. Wiring Example of Separate 24 V dc Power Sources for

Controller and ITBs (Controller Positive, Negative, or Floating Ground)

ONLY ONE SPST
SWITCH PER
CONTROLLER IS
NEEDED. (SEE TABLE
2-4.) THE
CONTROLLER P/S CAN
BE TO A POSITIVE
GROUND, NEGATIVE
GROUND, OR FLOAT.

SCADA

CORD

SET

ANALOG

16DI/DO**

ITB

24 V DC P/S***

ITB 24 V DC

DISTRIBUTION

TERMINAL STRIP*

COMMON BUS BAR*

MC5000

1

MC5000

2

DUAL

RELAY

+

-

AC

EARTH GROUND

TB1

TB1

TB2

TB2

TB2

SPST

SPST

PC L3 L2
L1 G

PC L3 L2
L1 G

CONTROLLER

24 V DC P/S

NEGATIVE

TERMINAL STRIP*

-

+

NOTE:
THE POWER
SUPPLY
DEDICATED TO
THE ITBs MUST
STILL BE
CONNECTED TO A
NEGATIVE
GROUND.

AC

POSITIVE

TERMINAL STRIP*

SPST

ITBs ARE WIRED

SAME AS THOSE

UNDER

CONTROLLER 2.

*TERMINAL STRIPS AND COMMON BUS BAR NOT
PROVIDED BY MicroMod Automation.
**ASSUMES 24 V MODULES INSTALLED ON 16DI/DO.
*** P/S IS NEGATIVE GROUND.

1
2

1
2

1
2

+24 V

9
10

Section 2. Installation

2-21