device library

Schneider Conext TL string inverter

Register map(s) for this device, with a note of how far each has been checked. Addresses are 0-based, as on the wire. Scale and byte order are confirmed only at the hardware-verified rung.

coherence-checked

Round-trips through a real Modbus stack with no overlapping addresses and a word-order-sensitive codec — the map is internally coherent and wire-decodable. Does NOT prove byte-order or scaling match a real device: the emulator is seeded from the map's own types, so a uniformly wrong byte-order still round-trips. Only hardware-verified confirms byte-order/scale on the wire.

pointaddress (0-based)typescaleunit
Product Model Designation1U161
Serial Number20U161
Software Part Number for Processor A130U161
Software Part Number for Processor B150U161
Software Part Number for Processor C170U161
Energy Since Commissioning2050U32BE0.1kWh
Energy Today2052U32BE0.1kWh
Energy Today (1 day earlier)2054U32BE0.1kWh
Energy Today (2 days earlier)2056U32BE0.1kWh
Energy Today (3 days earlier)2058U32BE0.1kWh
Energy Today (4 days earlier)2060U32BE0.1kWh
Energy Today (5 days earlier)2062U32BE0.1kWh
Energy Today (6 days earlier)2064U32BE0.1kWh
Operating Hours2078U32BE1h
Operational Mode State5888U161
Temperature 1, NTC on control board5889I160.1C
Temperature 2, Boost module 15890I160.1C
Temperature 3, Boost module 25891I160.1C
Temperature 4, Inverter module5892I160.1C
Apparent Power6129U160.1kVA
Reactive Power6132I160.1kVAr
Inverter Vab6136I160.1Vrms
Inverter Vbc6137I160.1Vrms
Inverter Vca6138I160.1Vrms
Phase A Current6139I160.1Arms
Phase B Current6140I160.1Arms
Phase C Current6141I160.1Arms
Real Power (Total)6142I160.1kW
PV1 Voltage6143I160.1V
PV1 Current6144I160.1A
PV1 Power6145I160.1kW
DC Voltage6157U160.1V
Phase A Frequency6168U160.1Hz
Phase B Frequency6169U160.1Hz
Phase C Frequency6170U160.1Hz
Phase A Real Power6171I160.1kW
Phase B Real Power6172I160.1kW
Phase C Real Power6173I160.1kW
Fault Code6184U161
PV2 Voltage6185I160.1V
PV2 Current6186I160.1A
PV2 Power6191I160.1kW
Number of Event Log Records18177U161
Log Request Index18179U161
Log Response Index18180U161
Logger-mode18181U161
Logger-state18182U161
Timestamp High18208U161
Timestamp Low18209U161
Timestamp ms18210U161
Event 118211U161
Event 218212U161
Event 318213U161
Event 418214U161
Clear Log61442U161
User Phase Angle63995I161degrees
User Active Power Limit64025U160.1kW
User Reactive Power Reference64027I160.1kVAr
Reactive Power Mode Select64096U161
Fixed Cos(phi)64097I161
Cos(phi) with Power Upper limit64098I161
Cos(phi) with Power Lower limit64099I161
Cos(phi) with % power Lower limit64100U161%
Cos(phi) with % power Upper limit64101U161%
Fixed kVAr %64102I161%
kVAr(U) as % Upper limit64103I161%
kVAr(U) as % Lower limit64104I161%
kVAr(U) Vmin64105U160.1V
kVAr(U) Vmax64106U160.1V
kVAr(U) UAC Lower limit64107U160.1V
kVAr(U) UAC Upper limit64108U160.1V
kVAr(U) Hysteresis64109U160.1V
kVAr(U) Response Time64110U160.01s

link settings as documented (unverified): RTU; default 9600 8N1; FC 03,16,43; Supports only Modbus/RTU protocol. Broadcasts supported with Function 16 by setting slave address to 0.

bench facts as documented (unverified)
terminalsRJ-45 and 5-position terminal block
connectorRJ-45 and terminal block
shield/groundChassis ground on terminal block pin 3, Modbus ground on pin 4, Modbus ground on RJ-45 pin 8
wiring notesProvides an RID (Remote Inverter Disable) input and a dry contact.
broadcastsupported
protocol notesUnmapped registers generate an 'Invalid Address' exception (02). Out of range writes return ExceptionCode = 02.
model register0x0001
serial register0x0014
firmware register0x0082
identification notesFunction 43 reports Manufacturer Name, Product Identification, and Product Version Number.
FC 43 device IDsupported
doc revisionRevision A
firmware applicabilityTo access certain registers (0x182F, 0xF9FB, 0xFA19, 0xFA1B, 0xFA60 to 0xFA6E), communication software version must be higher than 1.22.
field reports — community-sourced, unverified (checked 2026-06-11)
  • confirmed: Supports only Modbus/RTU protocol. Broadcasts supported with Function 16 by setting slave address to 0. — confirmed by Application Note - Using Modbus With Conext™ TL Inverters (976-0301-01-01 Revision A)
  • confirmed: To access certain registers (0x182F, 0xF9FB, 0xFA19, 0xFA1B, 0xFA60 to 0xFA6E), communication software version must be higher than 1.22. — confirmed by Application Note - Using Modbus With Conext™ TL Inverters (976-0301-01-01 Revision A)
  • confirmed: Provides an RID (Remote Inverter Disable) input and a dry contact. — confirmed by Application Note - Using Modbus With Conext™ TL Inverters (976-0301-01-01 Revision A)
  • confirmed: Unmapped registers generate an 'Invalid Address' exception (02). Out of range writes return ExceptionCode = 02. — confirmed by Application Note - Using Modbus With Conext™ TL Inverters (976-0301-01-01 Revision A)

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