Pixsys ATR 621 series, User Manual

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ATR 621 - User manual 31
Modbus
address
Description
Read
Write
Reset
value
…. …. R/W EEPROM
4100 Parameter 100 R/W EEPROM
9.2
Master and remote setpoint
ATR621-13ABC-T includes a simplifi ed Master mode allowing operation with
other programmers ATR621-13ABC-T or with controllers ATR401-22ABC-T.
Setting

on parameter 77

controller transmits in broadcast (ad-
dress 0) its status (start/stop) and the control setpoint.
Following table shows all data:
Modbus Address Description
5000
Controllers status:
0 = Controller in stop
1 = Controller during initial waiting
2 = Controller in start
5001 Remote Setpoint
Setting

on parameter 77

controller is normally in stop mode; it
goes in start when the master device on the serial line starts a cycle.
10
Confi guration for installer
To accede confi guration parameters it is necessary to

the controller.
Press Display Do
1
PRG
M
Red display shows cycle
selection.
2 Increase until visualize

.
3
OK
On green display appears

with 1st digit fl ashing,
while red display shows

.
* If it is 0, control is desabled. If it is diff erent from 0, it is “maximum time that can elapse between
two pollings before the controller goes off -line”. If it goes Off -line, the controller goes to Stop
mode.
** Parameters changed using serial address from 4001 to 4100 are saved in eeprom only after 10’’
after the last writing of parameters.