OEM OPM223, Operating Instructions Manual, Page: 20 / 104

Wiring OPM223/253
20
Examples for connecting pH and ORP sensors
The following diagrams show the connection of various pH and ORP sensors.
C07-OPM2x3xx-04-06-00-xx-010.eps
Fig. 17: Connecting glass electrode OPS11 with OPK9 (left) and ISFET sensor OPS471 with OPK12
A Panel-mounted instrument
B Field instrument
C Potential matching PM for symmetrical connection
6. Remove the inner insulation (4 mm
(0.16")).
7. Position end sleeve 13 onto the stripped
inner conductor and secure the end
sleeve with a crimping pliers.
C07-OPM223xx-04-06-00-en-015.eps
Fig. 15: Terminating the pH connecting cable for
mounting the BNC elbow plug
8. Push the BNC connector housing 9 over
the cable. The inner conductor must be
located at clamping surface 10 of the
connector.
9. Tighten the cable gland 5.
10.Insert the clamp element 11 and screw in
the connector cover 12. This creates a
safe connection between the inner
conductor and the connector pin.
C07-OPM223xx-04-06-00-xx-016.eps
Fig. 16: Mounting the pH connecting cable in the
BNC elbow plug
13
4 /
0.16
5
9
10
11
12
J
S S
DRN
PA/
PM PA/
PM
OPK9 OPK12
OPS11
OPS471
B
C
C
B
S
GN WH YE BN
Schir
m /
Scr
een
11 12 13 11 12 13
BN
BN
BNC BK
BK
BK innen /
internal
innen /
internal
SRC
Ref
SRC
Ref Ref
pH/
Redox
GN WH YE RD BN
PE
PE
A A
)