Despatch Protocol Manager with Protocol Plus Uživatelský manuál Strana 51

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Protocol Manager Software E-100
47
The junction boxes are used to provide a drop from the network cable to each Oven.
The cables marked "To Oven Controller" are each terminated with a 9-pin Male
subminiature "D" plug, for mating with the Oven Controller's serial data receptacle. Wire
the drop cable according to the following table:
Oven
Signal
Junction Box
Terminal
9-Pin Plug
Pin Number
Rcv +
5
2
Rcv -
4
7
Xmit +
1
3
Xmit -
2
4
Gnd
3
5
The daisy-chain and drop cables may use shielded pairs. Cable shields should be
connected as follows:
At the B&B adapter B to the earth ground terminal
At each junction box B to the box interior chassis
At each drop cable 9-pin plug B to the plug shell, if conductive; do not
connect to anything if a non-conductive shell is used
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