EPRO MMS6620 Analog Input Card

The EPRO MMS6620 is a high-performance analog input card designed for integration into the MMS 6000 machine monitoring system. It enables precise monitoring of industrial machinery by converting analog signals from various sensors, such as temperature, pressure, and generator power, into digital signals for further analysis. This card is a critical component for industries requiring continuous machine health monitoring.

Key Features of the EPRO MMS6620

Analog Input Channels: 4 channels for voltage or current signals, with options for ±1 V, ±10 V, or 0/4…20 mA.
Signal Conversion: Converts analog input signals to RS 485 bus format using the Epro protocol.
Resolution: 16-bit resolution for high-accuracy signal conversion.
Channel Supervision: Includes channel clear supervision for real-time monitoring of input channels’ status.
Alarm Channels: Up to 8 alarm channels with freely assignable binary outputs.
Redundant Power Supply: Features redundant power supplies for both binary outputs and the MMS 6620 card.
Configuration Interface: Programming via RS 232 interface located on the front panel.
Compact Design: 19″ card format, Euro format, 6 TE, with easy installation in standard racks.

Technical Specifications

Parameter	Value
Analog Inputs	4 Inputs: ±1 V, ±10 V, 0/4…20 mA
Binary Inputs	4 Inputs: 24 V logic
Analog Outputs	4 Outputs: 0/4…20 mA, galvanically separated, max burden 500 Ω
Accuracy	Temperature error: <0.25% per 10K
	Linearity error (at 20°C): <0.1%
Binary Outputs	4 Channel clear outputs, 8 Alarm outputs
Configuration and Bus	RS 232 (front), RS 485 (rear connector)
Supply Voltage	18 to 31.2 V DC, redundant
Power Consumption	Max 5 W
Operating Temperature	0°C to +65°C
Storage Temperature	-40°C to +85°C
Protection Class	Module: IP00, Front Plate: IP21
Climatic Conditions	According to DIN 40040 Class KTF
Vibration Resistance	IEC 68-2, Part 6: Amplitude 0.15 mm (10-55 Hz), Acceleration 16.6 m/s² (55-150 Hz)
Shock Resistance	IEC 68-2, Part 29: Peak acceleration 98 m/s², Shock duration 16 ms
EMC Resistance	EN50081-1 / EN50082-2

Dimensions and Weight

Card Dimensions:
- Width: 30.0 mm (6 TE)
- Height: 128.4 mm (3 HE)
- Length: 160.0 mm
Weight:
- Net: 150 grams
- Gross: 300 grams

Applications

The EPRO MMS6620 is essential in industries where continuous monitoring of machinery is critical. It is particularly useful for temperature, pressure, and generator power monitoring. The RS 485 data output interface allows easy integration into visualization and analysis systems, improving predictive maintenance and system efficiency.