SBC PCD1 Series - Page 46

Saia-Burgess Controls AG
Manual Manual PCD 1 / PCD 2 Series │ Document 26 / 737 EN22 │ 2013-11-26
CPUs and expansion housings
3-29
Power supply and connection plan
3
Star-shaped ground wire plan (alternative to earthing bar)
PGU
24 VDC
Battery
WD
Run
Halt
Error
CPU
Supply
0V +24 V DC
1.5 mm
2
/ max. 25cm
1.5 mm
2
Exxx Axxx
Wxxx
Protective grounding clamp
_
_
_
_
+
+
+
Shielding and
grounding plate
1.5 mm
2
1.5 mm
2
The star-shaped ground wire plan should only be used where there is no earthing
bar.
Examples of ground wire terminals for 35 mm mounting rails
1)
Manufac-
turer
Connection type Type End plate End bracket/
end clamp
Weidmüller Screw connection WPE4
101 010 0000
Weidmüller Screwless spring clip ZPE4
163 208 0000
ZAP/TB4
1632090000
ZEW
9540000000
Wago Screwless cage clamp default:
281-107
grey: 281-301
orange: 281-302
6mm:249-117
10mm:249-116
Wieland Screw connection WKI4SL/35 AP2.5-4 grey 9708/2S35
Wieland Spring clip WKI4SL/35 APF2.5-4GN WEF1/35
1)DINEN60715TH35