Components for the overvoltage protection
Table A-11
Components for the overvoltage protection
Cons. number
Modules
Connection of cables at the interface of 0
B
to
1 with:
Order number
1
Power supply PS 24 VDC
for power supply and loop‐
ing through
1 unit DEHNguard DG S 75 FM
952 091* **
1 unit DEHNgap DGP C S FM
952 035* **
1 unit busbar MVS 1 2
900 617* **
1 unit pin-shaped terminal STAK 2x16
900 589* **
Power supply PS 120/230
VAC for power supply and
looping through
No overvoltage protection required
---
2
Interface module IM 152
PROFIBUS RS 485-IS
1x Blitzductor base part BXT BAS EX
920 301**
1 unit Blitzductor module BXT ML2 BD HF EX
6
920 538**
3
8 DI NAMUR
4x Blitzductor basic part BXT BAS EX
920 301**
4x Blitzductor module BXT ML4 BD EX 24
920 381**
4
4 DO
2x Blitzductor basic part BXT BAS EX
920 301**
2x Blitzductor module BXT ML4 BD EX 24
920 381**
5
2 DO Relay UC60V/2A
Clarification of requirements with DEHN + SÖHNE GmbH + Co. KG **
6
4 AI I 2WIRE HART
2x Blitzductor basic part BXT BAS EX
920 301**
2x Blitzductor module BXT ML4 BD EX 24
920 381**
7
4 AI I 4WIRE HART
2x Blitzductor basic part BXT BAS EX
920 301**
2x Blitzductor module BXT ML4 BD EX 24
920 381**
8
4 AI RTD
4x Blitzductor basic part BXT BAS EX
920 301**
4x Blitzductor module BXT ML4 BD EX 24
920 381**
9
4 AI TC
2x Blitzductor basic part BXT BAS EX
920 301**
2x Blitzductor module BXT ML4 BD EX 24
920 381**
10
4 AO I HART
2x Blitzductor basic part BXT BAS EX
920 301**
2x Blitzductor module BXT ML4 BD EX 24
920 381**
* These components are designed for non-hazardous zones. If these units are installed in hazardous area Zone 1, the
components must be installed in a certified EX d enclosure (flameproof encapsulated). For additional information and ordering
refer to :
Siemens AG
I IA CE S EN
Siemensallee 84
76187 Karlsruhe
Tel. +49 (0)721 595 3776
** Direct ordering of components from:
DEHN + SÖHNE GmbH + Co. KG
Hans-Dehn-Str. 1
D-92318 Neumarkt
http://www.dehn.de (
Appendix
A.5 Lightning and overvoltage protection
ET 200iSP
360
Operating Instructions, 11/2017, A5E00247483-07