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Lkics2Gw Modbus Register 101: Friendly name Alarms Actuator 8

Technical documentation for Modbus register 101 on Lkics2Gw. Data type: S WORD. Includes Python and YAML configuration examples.

January 16, 2026 1 min read

Technical Definition

The register friendly name Alarms Actuator 8 at address 101 is used to monitor friendly name alarms actuator 8 on the Lkics2Gw.

  • Protocol: Modbus RTU
  • Data Type: S WORD
  • Unit:
  • Access: Read Only

How to Read (Python pymodbus)

Use this code snippet to read this specific value via RS485:

from pymodbus.client.sync import ModbusSerialClient

client = ModbusSerialClient(method='rtu', port='/dev/ttyUSB0', baudrate=9600)
client.connect()

# Read friendly_name Alarms Actuator 8 (Address: 101)
# Note: Check if your device uses 0-based or 1-based addressing
result = client.read_input_registers(address=101, count=2, unit=1)

if not result.isError():
    print(f"Raw Value: {result.registers}")
else:
    print("Error reading register")

client.close()

Integration (Home Assistant)

Paste this into your configuration.yaml:

- platform: modbus_controller
  name: "friendly_name Alarms Actuator 8"
  address: 101
  value_type: S_WORD
  unit_of_measurement: ""

Connection Diagram

Here is the standard RS485 wiring for this configuration:

graph TD
    PLC[Host Controller / Home Assistant]
    Device[Lkics2Gw]

    PLC -- "A+ (D+)" --> Device
    PLC -- "B- (D-)" --> Device
    PLC -- GND --> Device


💡 Engineer's Insight

Analysis: Indicates a fault or alarm status for Actuator 8. Specific fault code may be present.

Troubleshooting: Check actuator physical condition, wiring, and control signals. Review associated error logs if available.