EPRO MMS6740 | Programmable Safety & Alarm Logic Card

EPRO MMS6740 Programmable Logic Card for MMS 6000 System

Product Summary

The EPRO MMS6740 is a high-performance programmable logic card designed for seamless integration with MMS 6000 monitoring systems. It processes binary inputs, alarm signals, and trip functions to external devices. Moreover, its flexible logic capabilities, including AND, OR, and 2‑out‑of‑3 voting, allow safe and customized control schemes. Therefore, this module is ideal for turbines, compressors, pumps, motors, and other industrial machinery requiring API 670-compliant monitoring.

Technical Specifications

Inputs

• Number of Inputs: 60 binary control inputs

• Input Logic: 24 V, galvanically separated by optocouplers

• Measuring Input Range: 0 … +24 V nominal, 0 … 48 V limit

• Switching Levels: Low 0–3 V, High 13–48 V

• Input Resistance: > 3 kΩ

Relay Outputs

• Number of Outputs: 16 single-pole switchover contacts

• Contact Type: Potential-free, galvanically separated

• Switching Voltage: Max. 48 V DC / 20 V RMS

• Switching Current: Max. 1 A (DC/AC)

• Reaction Time: Max. 10 ms

• Front-panel LEDs: Optional for relay status

Logic Modules & Configuration

• Up to 30 configurable logic modules

• Supported Functions: AND, OR, 2‑out‑of‑3 voting, negation, and combinations

• Configuration: MMS6910 software for custom alarm/trip schemes

Power Supply

• Redundant Supply Voltage: 18–31.2 VDC

• Internal System Voltage: +5 V 

• Power Consumption: Controller circuits 2.5 W, Relays 3.2 W, Total Max. 6 W

Integration & Communication

• RS485 bus for communication with MMS 6000 system

• Hot-swappable design for maintenance

• Galvanic isolation ensures safe operation in critical systems

Physical & Environmental

• Form Factor: 19″ Eurocard rack module

• Dimensions: 50 × 128 × 160 mm

• Weight: 0.42 kg

• Mounting: Plug-in module for IMR6000/xx system frame

• Operating Temperature: –20 °C to +65 °C

• Storage Temperature: –25 °C to +70 °C

• Humidity: 10–95% non‑condensing

FAQ

Q: How many inputs does the MMS6740 support?
It provides 60 binary inputs compatible with 24 V logic and galvanically separated.

Q: What logic functions are supported?
AND, OR, 2‑out‑of‑3 voting, negation, and combinations can be configured via MMS6910 software.

Q: How many relay outputs are available?
The module provides 16 single-pole switchover contacts with optional front-panel LEDs.

Q: Is the module hot-swappable?
Yes, hot-swappable design allows safe replacement without shutting down the MMS 6000 system.

Q: What is the operating temperature range?
The module operates reliably from –20 °C to +65 °C in industrial environments.