Explosion protection
5.1 ATEX
SITRANS SL
74 Operating Instructions, 12/2010, A5E01132948-04
Receiver junction box cable
Table 5- 2 Electric connections for receiver junction box cable, valid for ATEX product versions
Conductor color
Connector position
(Receiver junction
board)
Connector position
(Receiver junction box)
Remarks
Function
Red L1 1 +
Blue L2 2 -
24 V DC power supply to
transmitter unit
Pink L3 3 Com+
Grey L4 4 Com-
White L5 5 Sync+
Brown L6 6 Sync-
RS 485 communication
Green Chassis PE terminal
Yellow Chassis PE terminal
Grey - pink 16 8 Tx+
Red - blue 17 9 Tx-
Black 18 10 Rx+
Violet 19 11 Rx-
Ethernet connection
Shield Gland Gland
Transmitter junction box cable
Table 5- 3 Electric connections for transmitter junction box cable, valid for ATEX product versions
Conductor color
Connector position
(Transmitter junction
board)
Connector position
(Transmitter junction box)
Remarks
Function
Red L1 1 +
Blue L2 2 -
24 V DC power supply to
transmitter unit
Pink L3 3 Com+
Grey L4 4 Com-
White L5 5 Sync+
Brown L6 6 Sync-
RS 485 communication
Green Chassis PE terminal
Yellow Chassis PE terminal
Shield Gland Gland
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