Collects Cnet data
Receives system information through the companion INNIS01 network interface.
ABB Harmony Rack Communications · INICI12
ABB INICT12 Cnet-to-Computer Transfer Module
The transfer processor in an INICI12 computer interface, built to move Cnet data to a host through two RS-232-C channels. It maintains a 10,000-point definition database and uses a command-driven receive, execute and reply cycle for host transactions.
TypeComputer transfer module
InterfaceCnet-to-host
AssemblyINICI12
BrandABB Bailey
Talk to a spare-parts specialistMiya Zheng
Email for
quotationsales@amikon.cnWhatsApp+86 180 2077 6792
04 / Product Introduction
The host-facing processor in an INICI12 interface
INICT12 is not a standalone Ethernet gateway. It works with INNIS01 on the Cnet side and NTMP01 on the serial host side, so a correct spare decision starts with the complete INICI12 assembly.
Maintains a point database
Supports up to 10,000 configured point definitions for host access.
Serves host commands
Receives a command, executes the requested operation and returns the reply over RS-232-C.
Control networkCnet + INNIS01
→
Transfer processorINICT12
→
Host sideNTMP01 + RS-232-C
05 / Technical Specifications
Confirmed interface capacity, memory and serial data
| Model | INICT12 |
|---|---|
| Product type | Cnet-to-computer transfer module |
| Interface assembly | INICI12 |
| Read-only memory | 512 KB ROM |
| Random-access memory | 512 KB RAM |
| Nonvolatile memory | 128 KB NVRAM |
| Power requirement | +5 VDC at 2 A |
| Power consumption | 10 W |
| Serial interfaces | Two RS-232-C ports |
| Maximum serial rate | 19.2 kbaud |
| Point-definition capacity | 10,000 points |
| Host transaction model | Command-driven receive, execute and reply |
| Termination hardware | NTMP01 multi-function processor termination unit |
| DTE / DCE selection | Selected by NTMP01 jumper configuration |
| Network-interface companion | INNIS01 |
| Mounting | One module-mounting-unit slot |
| Operating temperature | 0 to 70°C (32 to 158°F) |
| Relative humidity | 5% to 90% up to 55°C; 5% to 40% above 55°C, noncondensing |
| Altitude | Sea level to 3 km (1.86 mi) |
| Approvals | FM Class I, Division 2, Groups A–D; CSA ordinary locations |
02 / Host Interface
A disciplined command cycle for supervisory access
INICT12 supports host functions without replacing the control system's controller execution. The host requests information or an allowed action, and the module returns a response.
Data acquisition
Makes configured Cnet point data available to the host computer.
Monitoring and control
Supports documented supervisory monitoring and command functions.
System services
Handles security, time synchronization, status and module-configuration transactions used by the interface.
03 / Serial Wiring & Commissioning
NTMP01 jumpers determine the DTE or DCE connection
A correct RS-232-C cable can still fail if the termination-unit jumper role does not match the host equipment. Treat the NTMP01 setup as part of the interface.
1Identify the host port roleRecord which serial channel is connected to the computer and how
the second port is used.
2Verify DTE/DCE jumpersMatch NTMP01 to the host or modem connection before changing
cables.
3Match the data rateConfirm the selected rate at both ends, up to the documented 19.2
kbaud maximum.
4Retain the point configurationBack up the point definition and interface settings before hardware
work.
04 / Compatibility Boundary
Conductor VMS uses a different documented interface path
ABB's rack communication data states that a Conductor VMS workstation uses IIMCP02 with IIMLM01 rather than INICI03 or INICI12. This distinction matters when the host platform is being identified for a spare request.
Use INICT12 when
The installed assembly is INICI12 and the host path is the documented two-port serial computer interface.
06 / Applications & Fault Scenarios
Common INICT12 maintenance and purchasing cases
Host data stops updating
The computer loses fresh Cnet values while controller-side process execution continues.
Serial commands time out
DTE/DCE jumpers, cable, data rate, host settings or transfer-module status interrupt the receive/reply cycle.
Point database recovery
A replacement is being prepared together with the saved 10,000-point interface configuration.
07 / Official Documentation
INICT12 manufacturer documents
| Manufacturer | Document | Number / Version | Official link |
|---|---|---|---|
| ABB | Harmony Rack Communications — Data Sheet | WBPEEUD250001C1, Rev. C1 | View document |
| ABB | Harmony Rack Communications — Overview | WBPEEUS250002C1, Rev. C1 | View document |
08 / Supply & RFQ
Inspection, packing and quotation support
Amikon Service
InspectionPart identity and agreed test scope
Export packingAnti-static and impact-protective
DOA supportPrompt review with photos and evidence
Warranty & returnsTerms confirmed on the quotation
09 / FAQ
INICT12 questions from buyers and maintenance teams
What is ABB INICT12 used for?
It is the host-transfer processor in an INICI12 interface, moving configured Cnet data and commands between the control network and a serial computer.
How many points can ABB INICT12 define?
The documented interface capacity is 10,000 point definitions.
Which termination unit is used with ABB INICT12?
NTMP01 terminates the two RS-232-C channels and provides the jumper selection for DTE or DCE operation.
Which network module works with ABB INICT12?
INNIS01 supplies the Cnet-side network interface for the INICI12 assembly.
Is ABB INICT12 the documented interface for a Conductor VMS workstation?
No. ABB identifies IIMCP02 with IIMLM01 for Conductor VMS rather than an INICI03 or INICI12 interface.
What should be checked when ABB INICT12 host communication fails?
Check INNIS01 status, NTMP01 DTE/DCE jumpers, serial cable, configured data rate, host settings and the saved point database.
10 / Multi-brand Spare Parts Also Requested
Independent procurement references
These models are separate sourcing references, not substitutes for INICT12. Compatibility and stock must be confirmed independently.
210N2272972-01268-6A-IP20311637312863-A01319828-A01332985-C013G3MX2-A4007-ZV13IF722.93IF761.93IF766.93IF771.93IF772.93IF779.9
No interchangeability, migration or replacement relationship is implied by this list.
