MAN1138-03-EN
-EU
Unit 1 Centrepoint, Centre Park Road, Cork, T12 H24E, Ireland. | (p) +353 21 4321 266 (f) +353 021 4321 826 | www.horner-apg.com
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This document is the property of Horner Automation Group, and is subject to change.
wiring: I-O continued...
page 4 of 7
Positive Logic vs. Negative Logic Wiring
The OCS can be wired for positive logic inputs or negative.
0V
I1
0V
I1
12-24VDC
Positive Logic In
Negative Logic In
Model R: Sinking Outputs
Model R: Sourcing Outputs
Model R Sinking and Sourcing Outputs
Sinking:
Outputs can sink 500mA.
Sourcing:
2.4mA sourcing @ 24VDC
Q1
10k
Ω
V+
C
Load
Q1
C
Load
POSITION/PIN
DIGITAL MODEL
1
I1
Input 1
2
I2
Input 2
3
I3
Input 3
4
I4
Input 4
5
I5
Input 5
6
I6
Input 6
7
I7
Input 7
8
I8
Input 8
9
I9
Input 9 (HSC1)
10
I10
Input 10 (HSC2)
11
I11
Input 11 (HSC3)
12
I12
Input 12 (HSC4)
13
C
Common
14
C
Common
I1
I2
I3
I4
I5
I6
I7
I8
I9
I10
I11
I12
C
C
12-24
VDC
Model R & Model A - Digital Input
J2 Wiring
3.4 - RTD Wiring
Removing and Inserting Connectors:
Use a small screwdriver to gently pry up the connector.
Gently press on connector to snap into place.
Wiring Details:
Solid/Stranded wire; 12-24 awg (2.5-0.2mm).
Strip length – 0.28” (7mm)
Torque rating: 4.5 – 7 in-lbs (0.50 – 0.78 Nm).
wiring: I-O continued on next page...
3.3 - Digital Inputs
PIN
4 x 2 -Wire RTD
Connections
1
AI1
2
RTD1+
3
AI2
4
RTD2+
5
AI3
6
RTD3+/AQ1
7
AI4
8
RTD4+/AQ2
9
Common
RTD
AI1
R1+
AI2
R2+
AI3
R3+
AQ1
AI4
R4+
AQ2
C
RTD
RTD
RTD
RTD: 4 x 2-Wire RTD Connection
J3 Wiring
RTD: 4 x 3 -Wire RTD Connection
J3 Wiring
PIN
4 x 3 -Wire RTD
Connections
1
AI1
2
RTD1+
3
AI2
4
RTD2+
5
AI3
6
RTD3+/AQ1
7
AI4
8
RTD4+/AQ2
9
Common
RTD
AI1
R1+
AI2
R2+
AI3
R3+
AQ1
AI4
R4+
AQ2
C
RTD
RTD
RTD
If AQ1 is used, RTD3 is unavailable.
If AQ2 is used, RTD4 is unavailable.
