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Super Systems AC20 RS485 Modbus User Manual

Page 19

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TITLE: MODBUS/J-BUS Protocol for SSi’s- AC20 ENG. 824E REV. 1

WORDS FOR DEVICE IN CONTROL MODE - PARAMETERS

“Cntr” - Menu group 4 - CONTROL PARAMETERS

ADDRESS

(decimal)

DEC.

Display

R

W

R

JBus

Mod

Bus

DESCRIPTION

FIGU-

RES

MNEM

CODE

E
A
D

I

T
E

149

148

Proportional band

1

(“Pb”)

x

x

150

149

Hysteresis for on/off control mode

1

(“HYS”)

x

x

151

150

Integral time (in seconds)

Note:

The value 7FFFh means that the integral
action is excluded

0

(“ti”)

x

x

152

151

Derivative time (in seconds)

0

(“td”)

x

x

153

152

Integral pre-load

1

(“IP”)

x

x

154

153

Relative secondary output gain

2

(“r.Gn”)

x

x

155

154

Dead band/overlap between main/secon-
dary output

0

(“OLAP”)

x

x