Emerson Bettis Q Series Installation Manual page 19

Installation Guide
DOC.IG.BQC44.1 Rev. 1
11.2.4 Wiring instructions QC44.xP1Nxx1
Intrinsically safe Control Module with the switch
types M and G where * is M or G
Unclassified or Non
Hazardous Location
Terminal connections
Solenoid 1
IS Approved Barrier
Solenoid 2*
IS Approved Barrier
* Solenoid 2 only available with
Fail in Last Position function
Cable range:
Solid / Stranded wire: 0.2-2.5mm2 or 30-12 AWG
Table 11.5
Notes:
Installation must be inaccordance
1
with:
2 Before operation:
3 Barriers:
4 Intrinsically safe equipement
Barrier I.S. Entity Parameters must
5
meet the following conditions:
6 When multiple barriers are used:
Hazardous or
Classified Location
-
+
-
+
CSA
Canadian Electrical Code,
Part1
The control module in combination with the pneumatic module must be mounted
Must be CSA approved and installed in an enclo-
sure that meets the requirements of CEC part1. Must be certified by an European Noti-
Control equipment connected to the barrier
must not use or generate more than 250Vrms
or Vdc.
Must be CSA Approved
Uo =< Ui Io =< Ii
Co >= Ci + C cable
* Each I.S. Circuit must use shielded, twisted pairs
* Cable insulation and shielding must extend to within paritioned area of terminals
7
8
9
10
11
12
1 2 3 4 5 6
-
- + +
IS Approved IS Approved
Barrier Barrier
Switch 1 Switch 2
properly on the actuator.
Lo >= Li + L cable
Bettis Q-Series
February 2017
Hazardous or
Classified Location
Unclassified or Non
Hazardous Location
ATEX
The national wiring practices of the
country of use
fied body and installed per manufac-
turer's installation instructions.
Must be ATEX Approved
Po =< Pi
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