Allen-Bradley SLC 500

QUICKDESIGNER Modicon •
••
• 167
Device Address Data Data Data Data Byte Word Bit write Read
Prefix Range Range Range Frmt Width Order Order (y/n/ / Write
Min. Max. rmw)
Words
IR 1-999 0 65535 UI 16 M-L n/a rmw R/W
OR 1-9999 0 65535 UI 16 M-L n/a rmw R/W
OS 1-9999 -32768 32767 SI 16 M-L n/a n/a R/W
DR 1-9998 0 99999999 ? 32 M-L n/a n/a R/W
LU 1-9998 0 99999999 LUI 32 M-L adj n/a R/W
LS 1-9998 -99999999 99999999 LSI 32 M-L adj n/a R/W
ILU 1-998 0 99999999 LUI 32 M-L adj n/a R/W
ILS 1-998 -99999999 99999999 LSI 32 M-L adj n/a R/W
FR 1-9998 -99999999 99999999 FLT 32 ADJ adj n/a R/W
IFR 1-998 -99999999 99999999 FLT 32 ADJ adj n/a R/W
Bits
OD 1-999 0 1 Bit 1 n/a n/a Y R/ W
ID 1-999 0 1 Bit 1 n/a n/a Y R/W
IRaaaaa Input register
ORaaaaa Output register
OSaaaaa Output register, Signed
DRaaaaa Output register, Double
LUaaaaa Output register, Long
LSaaaaa Output register, Long, Signed
ILUaaaaa Input register, Long
ILSaaaaa Input register, Long, Signed
FRaaaaa Output register, Float
IFRaaaaa Input register, Float
ODaaaaa Output Discrete
IDaaaaa Input Discrete
MODICON QUICKPANEL
40001 OR0001
49999 OR9999
Modbus Slave Diagram
The drawing shows how a QUICKPANEL might be connected as a slave device. This is a multiple
slave configuration using RS422/485 Half Duplex. This configuration was tested at 19200 Baud, 8
Data Bits, Even Parity, 1 Stop Bit and No Handshake.
MODBUS
MASTER
QUICKPANEL
#1
QUICKPANEL
#2
OTHER MODBUS
SLAVE DEVICES
MODICON
PLC