Modbus - Beko QWIK-PURE 15 Installation And Operation Manual

QWIK-PURE ®

7.2.3 Modbus

NOTE Interference caused by signal reflection!
If there is no termination at the end of a daisy chain of several consecutive Modbus-
i
capable devices, this will result in signal reflections. These signal reflections will lead to
data transmission faults and impaired operation.
•
Illustration
62 | 124
Connect a terminating resistor at the end of the daisy chain of several consecutive
Modbus-capable devices.
Connection work
Installation and operation manual
Description / explanation
1. Plug the Modbus signal cable onto the Modbus
input connection and tighten the union nut
clockwise hand-tight.
0 Route the cable in such a way that it is free of
any mechanical stress.
0 Prevent trip hazards by routing the cable
adequately.
2. Plug the Modbus signal cable onto the Modbus
output connection and tighten the union nut
clockwise hand-tight.
0 Route the cable in such a way that it is free of
any mechanical stress.
0 Prevent trip hazards by routing the cable
adequately.