Proline t-mass 65 PROFIBUS DP/PA Wiring
Endress+Hauser 29
4.2 Connecting the remote version
4.2.1 Connecting connecting cable for sensor/transmitter
#
Warning!
• After removing the electronics cover, there is a risk of electric shock as shock protection is
removed! Switch off the measuring device before removing internal covers.
• Risk of electric shock. Connect the protective earth to the ground terminal on the housing before
the power supply is applied.
1. Remove the connection compartment cover by loosening the fixing screws on the transmitter
and sensor housing.
2. Feed the connecting cable through the appropriate cable entry.
3. Establish the connections between sensor and transmitter in accordance with the wiring
diagram: ( å 21 or see wiring diagram in screw cap; wire cross-section: max. 2.5 mm² /
AWG 13).
4. Screw the connection compartment cover back onto the sensor and transmitter housing.
a0005123
Fig. 21: Connecting the remote version
A Wallmount housing; Non-hazardous area and zone 2 (ATEX II3G, FM/CSA) see separate "Ex documentation"
B Field housing; Zone 1 (ATEX II2GD, IECEx, FM/CSA) see separate "Ex documentation"
C Remote sensor insertion
D Remote sensor flanged
Wire colors (when supplied by Endress+Hauser):
Terminal no. 41 = white; 42 = brown; 43 = green; 44 = yellow
4.2.2 Cable specification, connecting cable
The specifications of the cable connecting the transmitter and the sensor of the remote version are
as follows:
• 2 × 2 × 0.5 mm² (AWG 20) PVC cable with common shield (2 twisted pairs)
• Conductor resistance: 40 /km ( 131.2 /1000 ft)
• Operating voltage: 250 V
• Temperature range: –40 to +105 °C (–40 to +221 °F)
• Overall nominal diameter: 8.5 mm (0.335")
• Maximum cable length: 100 m (328 feet)
!
Note!
• The cable must be installed securely to prevent movement
• The cable should be of sufficient diameter to provide adequate sealing of the cable gland
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AB
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D
41 42 43 44
GND
6…
10V
COMMS
+
-
+
-
GND
COMMS
--
++
41 42 43 44
6…
10V