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5.3. Connection to the timer module
1070 078 131-104 (00.05) GB
Power Supply Module
The connection between the L 309 power supply module and the PSS... or PSH ...
timer module (PSL, UPR connections) is made via terminal connector X1.
The terminal for X1 is included in the delivery. Max. clampable wire cross-section:
2
1.5 mm
.
Required conductor cross-sections:
L 309 / X1
F1 (M 1.25 A)
F2 (M 2.5 A)
CAUTION!
-
The X1 connection may only be made or removed when the unit is safely iso-
!
lated from supply!
NOTE
Provide wire ends with end sleeves and properly tighten the terminals!
The connection cable is not included in the delivery!
X1
1
12
Type L 309
up to 10 m:
up to 75 m:
1
27 V A.C.
2
27 V A.C.
3
operational earth
4
floating relay contact (thermostatic switch)
5
floating relay contact (thermostatic switch)
6
weld +
7
weld −
8
+24 V D.C.
9
0 V
10
floating relay contact (thermostatic switch)
11
primary voltage feedback UPR1
12
primary voltage feedback UPR2
Connection instructions
2
0.75 mm
2
1.5 mm
to timer
PSS... / PSH...
11
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