Omron K7DD User Manual page 33

Terminal Section
Terminal
Symbol
Numbers
(A) 1 and 2
(B) 7 and 8
(C) 13
14
15
16
(D) 19 and 20 Current input 1
21 and 22 Current input 2
23 and 24 Current input 3
(E) 9 and 10
11 and 12
Power Line Data Generator User's Manual (N233)
(A) (B)
(G)
Name
Operation power Connected with the operation power supply to the K7DD.
supply
Trigger input 1 Used to input the trigger signals of measurement start and end.
NPN transistor collector: Number 7 terminal
NPN transistor emitter: Number 8 terminal
Voltage Input 1 3-phase 3-wire (3P3W2M) connection:
Voltage input 1: Phase-R, voltage input 2: Phase-S, voltage input 3:
Voltage Input 2
Phase-T
Voltage Input 3
3-phase 4-wire (3P4W) connection:
Voltage input 1: Phase-R, voltage input 2: Phase-S, voltage input 3:
Voltage Input 4
Phase-T, voltage input 4: Phase-N
Single phase current connection:
Current input 1: Phase-R
3-phase 3-wire (3P3W2M) connection:
Current input 1: Phase-R, Current input 2: Phase-T
3-phase 4-wire (3P4W) connection:
Current input 1: Phase-R, current input 2: Phase-S, current input 3:
Phase-T
Special CT installation orientation
K side: Number 19, Number 21, and Number 23 terminals
L side: Number 20, Number 22, and Number 24 terminals
Not used. These terminals should not be used. Do not wire anything.
(C) (D)
(E)
(F)
Function
1 Overview
1
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