ADM11C Yokogawa | Contact Input Module for CS 3000 Systems

Product Overview

The Yokogawa ADM11C Contact Input Module is a high-reliability digital input solution for CENTUM CS 3000 and CENTUM VP distributed control systems. It monitors on-off contact signals from field devices such as limit switches, pushbuttons, and relay outputs. Moreover, the module delivers stable real-time status data, supporting precise logic execution and dependable plant operation.

Designed for continuous industrial use, the ADM11C supports dense input wiring while maintaining strong electrical isolation. Therefore, it remains suitable for safety-critical and noise-prone environments. In addition, its compact form factor allows efficient rack utilization in both new installations and system expansions.

Technical Specifications

Product Type: Contact Input Module
Model: ADM11C / ADM11C-S2
Manufacturer: Yokogawa Electric Corporation
System Compatibility: CENTUM CS 3000, CENTUM VP

Number of Input Channels: 16
Input Signal Type: Dry contact / DC contact input
Input Voltage Range: 4 to 32 V DC
Response Time: Fast response to contact state changes

Isolation: Galvanic isolation per input channel
Mounting Method: Rack-mounted in Yokogawa I/O base units
Power Consumption: Low power design

Operating Temperature: –10 °C to +55 °C
Storage Temperature: –20 °C to +70 °C
Humidity: 5–95% RH, non-condensing

Weight: 141 g
Origin: Japan
Product Status: Discontinued by manufacturer, new surplus available

FAQ

What is the ADM11C module used for?
The ADM11C monitors on-off contact signals from industrial field devices and transmits their status to Yokogawa DCS controllers.

How many input points does the ADM11C support?
The module supports sixteen independent contact input channels within a single unit.

Is the ADM11C compatible with CENTUM VP systems?
Yes, the ADM11C fully supports CENTUM VP and CENTUM CS 3000 platforms.

Is this product still manufactured by Yokogawa?
No, the ADM11C is discontinued by the manufacturer, but new surplus units remain available.

Does the ADM11C require external isolation devices?
No, each channel includes built-in galvanic isolation for safe and reliable operation.