K-Patents PR-01-S - Manual (Page 104)

INSTRUCTION MANUAL FOR K-PATENTS PR-01-S (-AX/FM/CS) DOCUMENT/REVISION No. INM 1/14
Effective: May 15, 2009
102
12.3. ZENER BARRIERS
The Zener barriers and accessories (Figure 12.30) are normally delivered as a complete Barrier unit
PR-7078 containing the following:
Item Pcs Part No. Description
1. 1 Mounting box
2. 1 Ex mounting plate, 162 x 240 mm
3. 1 Cables, Barrier Power supply - Barriers
4. 3 Earthing terminals
5. 1 PR-7074 Zener barrier Pepperl + Fuchs Z 728
6. 1 PR-7073 Zener barrier Pepperl + Fuchs Z 965
7. 1 PR-7075 RS-485 Barrier
8. 1 PR-7070 Barrier power unit
9. 1 Mounting rail for 5-8 above DIN EN 50 022 35 x 240 mm
9 5 6 7 8
4 3 2 1
Figure 12.30 Barrier unit PR-7078