9 Modbus RTU – integrated Modbus port specification
9.3 Modbus register map
PXR Electronic trip unit
01/21 MN012005EN
www.eaton.com
67
Table 28: Setpoint values for group 3: “CAM” group
Register
number
Bit
field
Mask field
Setpoint name
R/W
Format
Value
Unit
403000
15 – 0
0xFFFF
Password
W
Encoded
0000 (default setting)
–
403001
15 – 0
0xFFFF
Group 3 - communication
adapter module (CAM)
R
Encoded
0x03FF
–
403002
15 – 0
Status of the CAM
connection
R
Encoded
Specifies which CAM is connected
0: no external CAM has been connected
1: external Modbus RTU
2: INCOM CAM (IZMX only)
3: EtherNetCAM
4: Profibus DP CAM
–
403003
15 – 0
CAM communication
address
R
Encoded
001 - 247
–
403004
15 – 0
CAM baud rate
R
Encoded
0: 1,200 bit/s
1: 4,800 bit/s
2: 9,600 bit/s
3: 19,200 bit/s
–
403005
15 – 0
CAM parity
R
Encoded
0: none
1: odd
2: even
–
403006
CAM stop bit
R
0: 1 bit
1: 2 bits
–
403007
INCOM CAM address
R
0001 - 4094
–
403008
INCOM CAM baud rate
R
1: 9,600 bit/s
see IL01301033e P8: for the
communication adapter module of the
NRX INCOM series, the baud rate is fixed
at 9,600 and is represented by a value of
01.
–
403009
Ethernet CAM DHCP
activated
R
0: false
1: true
–
403010
Ethernet CAM IP address
MSB
R
000 - 255
–
403011
Ethernet CAM IP address
LSB
R
000 - 255
–
403012
Ethernet CAM IP address
MSB
R
000 - 255
–
403013
Ethernet CAM IP address
LSB
R
000 - 255
–
403014
Ethernet CAM subnet
mask
R
16 - 32
–
403015
Ethernet CAM standard
gateway
R
000 - 255
–
403016
Ethernet CAM standard
gateway
R
000 - 255
–
403017
Ethernet CAM reset pin
R
000 - 255
–
403018
Profibus DP CAM address
R
001 - 125
–