Overview
The ABB NTRO12-A is described in the supplied information as an analog input terminal board for distributed control system (DCS) applications. It is intended to provide connection points for analog signals used in process data acquisition. The supplied specifications list 12 channels, 16-bit resolution, and a 24 VDC power supply. These details should be confirmed against the exact hardware model before selection or replacement.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | NTRO12-A |
| Brand | ABB |
| Product Type | Analog Input Terminal Board |
| Number of Channels | 12 |
| Input Signal Types | Analog voltage or current |
| Resolution | 16-bit |
| Power Supply | 24 VDC |
| Mounting | DIN rail or panel mount |
| Dimensions (W x H x D) | 140 x 60 x 20 mm |
| Weight | 200 g |
| Alternative Model Reference | NTR012-A |
Signal Handling and Configuration
The listed 12-channel configuration provides multiple analog signal connection points within a control system. The stated 16-bit resolution describes the nominal digital resolution of a conversion process, but the supplied information does not establish whether this specification applies to the terminal board itself or an associated input module.
The voltage and current input types also require confirmation. The supported signal ranges, channel isolation, wiring arrangement, and interface requirements are not specified, so they should not be assumed during system configuration.
Frequently Asked Questions
Q: How many analog channels does the ABB NTRO12-A support?
A: The supplied specifications list 12 channels. Confirm the channel configuration and signal allocation against the installed hardware before replacement.
Q: Does the NTRO12-A support both voltage and current signals?
A: The supplied information lists analog voltage and current inputs. However, the accepted signal ranges and any configuration requirements are not specified.
Q: Is the NTRO12-A interchangeable with the NTR012-A?
A: The supplied information lists NTR012-A as an alternative model reference. The equivalence of these designations has not been independently confirmed, so verify the complete part number and terminal arrangement before ordering a replacement.
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