INSTALLATION MANUAL
NTR 756 D / e
09/2003- 14/13
4.4 Input wiring diagram
POWER
: AC
INPUT
: AC
100…240 VAC (-15%, +10%) 50/60 Hz
24 VAC (-15%, +10%)
Ambient temperature: -5 °C +55 °C
Terminals L and N cannot be reversed.
(1) fuse or cut-out
POWER
: DC
INPUT
: DC
24 VDC (-15%, +20%)
12 VDC (-15%, +30%)
EX - XT20R 12VDC (-11%, +30%)
Ambient temperature: -5 °C +55 °C
10 K
Ω
max
2.2 K
Ω
0.5W: optimum value
See local
extension manual
SA/EC/CN 12
SA/EC/CN 20
EX - XT 20
L
N
(1)
!
(1)
SA/EC/CN 12
SA/EC/CN 20
EX - XT 20
+ 24VDC /
+ 12 VDC
See local
extension manual
