Endress+Hauser Proline Promag 51, Руководство по эксплуатации

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Proline Promag 51 4 Wiring
Hauser 43
4.2 Connecting the measuring unit
4.2.1 Transmitter
#
Warning!
• Risk of electric shock. 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.
• Risk of electric shock. Connect the protective conductor to the ground terminal on the housing
before the power supply is applied (not necessary if the power supply is galvanically isolated).
• 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. Remove the cover of the connection compartment (f) from the transmitter housing.
2. Feed the power supply cable (a) and signal cables (b) through the appropriate cable entries.
3. Connect the cables in accordance with the wiring diagram:
– Wiring diagram (aluminium housing)
→
Fig. 29
– Wiring diagram (wall-mount housing)
→
Fig. 30
– Terminal assignment
→
Page 44
4. Screw the cover of the connection compartment (f) firmly onto the transmitter housing.
F06-xxxxxxxx-04-06-xx-xx-005
Fig. 29: Connecting the transmitter (aluminium field housing). Cable cross-section: max. 2.5 mm
2
a Cable for power supply: 85…260 V AC, 20…55 V AC, 16…62 V DC
Terminal No. 1: L1 for AC, L+ for DC
Terminal No. 2: N for AC, L
−
for DC
b Signal cable: Terminals Nos. 20–27
→
Page 44
c Ground terminal for protective conductor (Please also observe company-internal grounding concepts)
d Ground terminal for signal cable shield
e Service adapter for connecting service interface FXA 193 (Fieldcheck, ToF Tool - Fieldtool Package)
f Cover of the connection compartment
g Securing clamp
b
b
c
d
a
a
2
1
– 27
– 25
– 23
– 21
+ 26
+ 24
+ 22
+ 20
L1 (L+)
N (L-)
g
f
e