Product Description
The A2MMM843-SS1000 is a high-density, software-configurable digital interface module designed for the Yokogawa CENTUM VP N-IO (Network I/O) subsystem. This module provides a flexible hardware layer where each of its 16 channels can be independently configured as either a digital input (DI) or digital output (DO) through software.
Engineered for mission-critical process automation, the A2MMM843-SS1000 supports fully redundant system configurations, helping eliminate single points of failure within distributed control architectures. The module incorporates robust galvanic isolation and is certified for hazardous environments, making it well suited for industrial facilities operating in volatile or high-risk conditions.
Its flexible architecture enables efficient signal integration while reducing hardware complexity, making it a key component for scalable and highly reliable distributed control system (DCS) deployments.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | A2MMM843-SS1000 |
| Module Type | Configurable Digital Input/Output (N-IO) |
| Number of Channels | 16 isolated channels |
| Channel Logic | Individual software configuration (DI or DO per channel) |
| Rated Supply Voltage | 24 V DC |
| Maximum Current Draw | 700 mA (with 16 DO channels at 20 mA loads) |
| Dielectric Strength | 1500 V AC (I/O to system logic for 60 seconds) |
| Maximum Continuous Voltage | 42 V DC |
| Form Factor | Baseboard-mounted |
| Compatible Baseboards | A2BN4D, A2BN5D |
| Fault Tolerance | Supports dual-redundant configurations |
| Unit Weight | 0.41 kg |
Application Scenarios
The A2MMM843-SS1000 N-IO module is widely used in both new automation installations and modernization projects where flexibility, space optimization, and simplified wiring are critical.
Because the module supports “late binding” configuration, engineers can assign input or output functionality via software rather than fixed hardware wiring. This significantly reduces engineering effort during system commissioning and allows easier future modifications.
Typical applications include integration with field switches, solenoid valves, motor starters, and status feedback signals in industries such as oil & gas, petrochemical processing, pharmaceutical production, and large-scale manufacturing plants operating under the Yokogawa CENTUM VP architecture.
FAQ
Q: Can I mix Digital Input and Digital Output signals on the same A2MMM843-SS1000 module?
A: Yes. Each of the 16 channels is independently configurable through software, allowing a flexible combination of DI and DO signals on a single module.
Q: Which baseboards are required for mounting the A2MMM843-SS1000?
A: The module is designed to be installed on N-IO field connection baseboards, specifically the A2BN4D or A2BN5D, which provide the physical field wiring terminations and system connectivity.
| Brze ponude | Primite cijenu i dostupnost BRZO od našeg posvećenog tima za korisničku podršku. |
|---|---|
| Dostava | Dostupna je ubrzana, teretna i međunarodna dostava. |
| Stanje | 100% Novo s originalnom ambalažom |
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| Luka za otpremu | ShangHai, Xiamen |
| Jamstvo | 12 mjeseci |
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