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  3. ioLogik E1211

Moxa ioLogik E1211 Modbus register map

Also covers ioLogik E1211-T

Remote Ethernet I/O with 16 digital outputs and a two-port Ethernet switch

  • Official
  • 141 registers
  • Modbus TCP
  • Revision 2 · 2026-10-17
  • Identity: firmware

Official: Written from the manufacturer's documentation, but not tested on a device yet. Check the map against the manufacturer's documentation before you write to a live device. Tested it? Report a test.

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Communication

Protocol
Modbus TCP
Unit ID
1
TCP port
502
Byte / word order
ABCD · bytes big-endian, words high first
Addresses
0-based

Connection values are defaults: the device may be configured differently.

Map

Registers
49 holding registers, 11 input registers, 49 coils, 32 discrete inputs
Groups
3
Revision
2 · 2026-10-17
Added
()
File
maps/moxa/iologik-e1211.mbmap.json · 22 KB · history
SHA-256
ebbe7a68527fbc2b82b32c35cbc612f967f1cf7e1b36158b55d1360d34002342
Manufacturer
moxa.com

Device identity

What a tool can read to check that this map fits the connected device (SPEC.md section 4.7). Registers with a role are read like any other register.

Registers
RoleRegisterAddressTypeValues
Firmware Firmware version major input 5029 uint16 bits 8–15
Firmware Firmware version minor input 5029 uint16 bits 0–7
Firmware Firmware version patch input 5030 uint16 bits 8–15

Sources and notes

Source: Moxa, "ioLogik E1200 Series User Manual", version 16.1 (April 2024), Appendix A

  • Default Modbus/TCP address map (Appendix A). The addresses can be changed in the web console under user-defined Modbus addressing; this map fits the defaults.
  • 32-bit values are high word first.
AreaAddressNameTypeAccessUnitScaleDescription
CO 0 bool RW
CO 1 bool RW
CO 2 bool RW
CO 3 bool RW
CO 4 bool RW
CO 5 bool RW
CO 6 bool RW
CO 7 bool RW
CO 8 bool RW
CO 9 bool RW
CO 10 bool RW
CO 11 bool RW
CO 12 bool RW
CO 13 bool RW
CO 14 bool RW
CO 15 bool RW
CO 16 bool RW
CO 17 bool RW
CO 18 bool RW
CO 19 bool RW
CO 20 bool RW
CO 21 bool RW
CO 22 bool RW
CO 23 bool RW
CO 24 bool RW
CO 25 bool RW
CO 26 bool RW
CO 27 bool RW
CO 28 bool RW
CO 29 bool RW
CO 30 bool RW
CO 31 bool RW
HR 32 uint16 RW Bit n = DO n (DO-00 in bit 0)
HR 36 uint16 RW
HR 37 uint16 RW
HR 38 uint16 RW
HR 39 uint16 RW
HR 40 uint16 RW
HR 41 uint16 RW
HR 42 uint16 RW
HR 43 uint16 RW
HR 44 uint16 RW
HR 45 uint16 RW
HR 46 uint16 RW
HR 47 uint16 RW
HR 48 uint16 RW
HR 49 uint16 RW
HR 50 uint16 RW
HR 51 uint16 RW
HR 52 uint16 RW ms
HR 53 uint16 RW ms
HR 54 uint16 RW ms
HR 55 uint16 RW ms
HR 56 uint16 RW ms
HR 57 uint16 RW ms
HR 58 uint16 RW ms
HR 59 uint16 RW ms
HR 60 uint16 RW ms
HR 61 uint16 RW ms
HR 62 uint16 RW ms
HR 63 uint16 RW ms
HR 64 uint16 RW ms
HR 65 uint16 RW ms
HR 66 uint16 RW ms
HR 67 uint16 RW ms
HR 68 uint16 RW ms
HR 69 uint16 RW ms
HR 70 uint16 RW ms
HR 71 uint16 RW ms
HR 72 uint16 RW ms
HR 73 uint16 RW ms
HR 74 uint16 RW ms
HR 75 uint16 RW ms
HR 76 uint16 RW ms
HR 77 uint16 RW ms
HR 78 uint16 RW ms
HR 79 uint16 RW ms
HR 80 uint16 RW ms
HR 81 uint16 RW ms
HR 82 uint16 RW ms
HR 83 uint16 RW ms
DI 4096 bool R
DI 4097 bool R
DI 4098 bool R
DI 4099 bool R
DI 4100 bool R
DI 4101 bool R
DI 4102 bool R
DI 4103 bool R
DI 4104 bool R
DI 4105 bool R
DI 4106 bool R
DI 4107 bool R
DI 4108 bool R
DI 4109 bool R
DI 4110 bool R
DI 4111 bool R
DI 4112 bool R
DI 4113 bool R
DI 4114 bool R

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