User manual

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DC Controller

UPC4 Master

User Manual

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Token (UPC4 commands)

%m Sending without \r\n and waiting for answer from the modem

%d 1 s pause

%p 0.25 s pause

%t40 Timeout 40 s Default 5 s (1-99 s)

%t Timeout 320 ms min = 320 ms

%t0 ditto

%t100 ditto

%t400 Timeout 400 ms 320 .. 999 ms

%O Waiting for OK\r\n modem message

%C Waiting for CONNECT\r\n ditto

%0 Waiting without check Default

%% results in % as normal character

Communication operation of the strin

g AT AT%O AT&F %dATX3E0L1S0=0

(/r/n = carriage return line feed)

Explanation of the AT commands:

AT 

&F= Factory setting

X3= Do not wait for dial tone

E0= 0 Deactivates echo of sent bytes

L1= Loudspeaker active, sound level 1

S0=0 Modem answers not self acting

At section 5.3.4 Operating status „Modem“

the status of the modem is shown.

6.10.7 Fieldbus*

(* requires 9.10 ), see section 6.4.2.

As fieldbus currently Modbus or (probably

in the near f

uture) ProfiBus can be enabled

at Service/Enable

The slave address of Modbus or ProfiBus

resp

ectively can be set at (31.1)

*9.10

Modbus parameters

These parameters are only relevant for Modbus operation. Serial settings such as parity (31.2)

*9.10

baudrate (31.3)

*9.10

, and mode (31.4)

*9.10

have to be set accordingly.

31.1

31.2

31.3

31.4