Input And Output Wiring; External Input Wiring - Delta ASRTU-EC16AP Operation Manual


If you cannot use a single-point ground, use a common-point ground.
AS RTU-EC16A P1TA
The common-point ground is permitted.

Do not connect equipment ground wires together as shown below.
AS RTU-EC16A P1TA
The e quipment can n ot be g ro unded in this way .

4.4 Input and Output Wiring

4.4.1 External Input Wiring

The input points X0.0~X0.7 of ASRTU-EC16AP are direct current inputs with two types of wiring: Sinking
and Sourcing. See the two types of wiring below.

Sinking
The simplified model is shown below.
See the relevant wiring circuit in the following figure.
S witch
A noth er p ie ce
o f equipme nt
An oth er pie ce
o f equipme nt
24VDC
5mA
Sinking S/S
24 V DC
S/S (Common)
（ ）
IN0 Input
Chapter 4 Installing and Wiring
IN0
A S RT U E C 16 A P
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4-5
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