DEVIreg™ 850 IV
35
Installation instruction
C:
PSU and feeder cable
Note:
max. 3 m length of the cable between the PSU and the 850 controller.
Ground system
1 pcs. PSU 24 VDC
24 W
2 pcs. PSU 24 VDC,
24 + 24 W in parallel**
Number
of sensors:
1 or 2 *
3
4
Cable type
Max. length (m)
Max. length (m)
Max length (m)
1 mm2
300
150
80
1.5 mm2
450
225
120
2.5 mm2
750
360
200
4 mm2
1200
600
310
*if 2 sensors are used in a dual zone system (ie. 1 sensor in each zone) — 2 PSUs are required
Roof System
1 pcs. PSU 24 VDC
24 W
2 pcs. PSU 24 VDC,
24 + 24 W in parallel**
Number
of sensors:
1
2
3
4
Cable type
Max length (m)
Max length (m)
Max length (m)
Max length (m)
1 mm2
400
100
130
75
1.5 mm2
600
150
200
110
2.5 mm2
1000
250
330
190
4 mm2
1600
400
525
300
DEVIreg™ 850 IV
13
13 14 15 16 17 18 19 20 21 22 23 24
1 2 3 4 5 6 7 8 9 10 11 12
12
5
4
+
–
13
12
5
4
+
–
–
+
-
+
PSU
24 V DC
PSU
24 V DC
220–240 VAC
50–60 Hz
220–240 VAC
50–60 Hz
**Fig� H —
connection of 2 pcs. PSU in parallel
