Operating instructions

12
730.138 | 08.12
EN
4.5 Terminal plan
4.5.1 Power connection
Please refer to the type plate on the case to determine the type of
power supply required.
The protective conductor must be connected.
Cables conforming to at least type H05 VV-.... (NYM…) must be
used.
N L N R1 n.c n.c N n.c n.c. R2
n.c. L L n.c. n.c. X
G1
230 V ~ 115 V ~
D1
4.5.2 Connection of the inputs
Inputs 1 - 4: for Pt1000 temperature sensor
Input 5: for Pt1000 temperature sensor or pulse generator for
recording volume flow (measuring heat quantities).
1 2 3 4 5
T1
T2
T3
T4
T5
*)
E1
E2E2
E3
E4
E5
•
•
•
•
•
G1: grid
D1: wire bridge
E1: input 1
E2: input 2
E3: input 3
E4: input 4
E5: input 5
T5 *): T5 or pulse generator