
Part No: 4417341 Revision 10
Installation Manual 33
954 SmartServo FlexLine
A maximum of 10 devices can be connected to the Enraf field bus line.
For short distances up to 20 devices can be connected. This number will be specific to
every situation.
Emerson TRL/2 Field Bus (CAN-TRL2)
Alarm Relay Outputs (CAN-RELAIS)
The hardware relay outputs can be used as an alarm signal or to operate a remote device.
The signals corresponding with the terminal labels are programmed during
commissioning.
Cable specifications
Type
18 AWG (minimum) with shielded twisted pair, with max 8 multi drop
Gauge connections
Maximum length
4 km
Label
Parameters
06. or 08 TL1
4800 bps
07. or 09 TL2
Cable specifications
Type
Approved for use in hazardous areas and suitable for the specified power
rating.
Label
Parameters
14. Ry1_a
Vmax = 125 Vac, Imax = 0.5 A, via double isolated transformer
Vmax = 110 Vdc, Imax = 0.3 A, Pmax = 30 W
NO/NC by factory jumper
15. Ry1_b
16. Ry2_a
Vmax = 125 Vac, Imax = 0.5 A, via double isolated transformer
Vmax = 110 Vdc, Imax = 0.3 A, Pmax = 30 W
NO/NC by factory jumper (default = NO)
17. Ry2_b