www.eaton.com IM02601001E C-43
Modbus Register Maps
2750 - 2750 10065 - 10065 Reserved UINT16 bit-mapped Reserved 1
2751 - 2751 10066 - 10066 Current protocol UINT16 bit-mapped -------- -----ppp- ppp= 100 =DNP3 Lite;
010=ASCII Modbus;
001=RTU Modbus
1
2752 - 2752 10067 - 10067 Current reply delay UINT16 0 to 65535 milliseconds Delay to reply a Modbus
transaction after receiv-
ing it.
1
2753 - 2756 10068 - 10071 Reserved
Reserved 4
Block Size: 8
Data and Control Blocks
read-only
2757 - 2790 10072 - 10129 Data and Control Block for Option Card 1.
Meaning of registers depend on installed
card. -- see below
Register assignments
depend on which type
of card is in the slot.
See overlays below.
58
Block Size: 66
Expansions for Data and Control Block for Option Card 1
Data and Control Block -- Digital I/O Relay Card Overlay (Note 15) read-only except as
indicated
2757 - 2757 10072 - 10072 Digital Input States UINT16 bit-mapped -------- 22221111 Two nibble fields:
(2222) for input#2 and
(1111) for input #1.
Lsb in each nibble is
the current state of
the input. Msb in each
nibble is the oldest
registered state.
1
2758 - 2758 10073 - 10073 Digital Relay States UINT16 bit-mapped -------- --ab--cd If "a" is 1 then state of
Relay#2 is unknown,
otherwise state of
Relay#2 is informed
in "c": (1=tripped,
0=released).
If "b" is 1 then state of
Relay#1 is unknown,
otherwise state of
Relay#1 is informed
in "d": (1=tripped,
0=released).
1
2759 - 2759 10074 - 10074 Turn relay on UINT16 bit-mapped -------- ------21 Writing a 1 in bit N
turns relay N+1 ON
(this register is write-
able only in privileged
session).
1
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