Endress+Hauser PROline promag 23, Operating Instructions Manual

Page: 31 / 108

PROline Promag 23 4 Wiring
Hauser 31
4 Wiring
#
Warning:
When connecting Ex-certified devices, see the notes and diagrams in the Ex-specific
supplement to this Operating Manual. Please do not hesitate to contact your E+H
representative if you have any questions.
4.1 Connecting the measuring unit
4.1.1 Connecting the transmitter
#
Warning:
Switch off the power supply before opening the device. Do not install or wire the
device while it is connected to the power supply. Failure to comply with this precaution
can result in irreparable damage to the electronics.
Compare the specifications on the nameplate with the local voltage supply and
frequency. The national regulations governing the installation of electrical equipment
also apply.
1. Loosen the Allen-head screw (4) securing the clamp (3 mm key).
2. Remove the cover of the connection compartment (5) from the transmitter housing.
3. Feed the signal cable (1) through the appropriate cable entries.
4. Connect the cables in accordance with the wiring diagram:
Fig. 20
wiring diagram inside cover
5. Screw the cover of the connection compartment (5) firmly onto the transmitter
housing.
6. Retighten the socket-head screw (4) securing the clamp.
Fig. 20: Connecting the transmitter (cross-section max. 2.5 mm
2
)
1 Shielded signal cable (the Ex version requires the use of separate cables for transmitter supply and
frequency output):
– Terminal
No. 1(+) / 2(–)
: transmitter supply / current output, 12...30 V DC / 4...20 mA
(for Ex: 13.9...30 V DC)
– Terminal No. 3(+) / 4(–) : pulse / frequency output, max. 30 V DC / 100 mA
2 Ground terminal for signal-cable shield
3 Service adapter for connecting service interface FXA 193 (FieldTool)
4 Clamp
5 Cover of the connection compartment
Esc
E
-
+
A
A
2
1
4
5
3
4(-) 3(+) 2(-)1(+)
F06-2xxxxx
xx-04-06-xx-
xx-001