Emerson EPRO MMS6350D Digital Overspeed Protection System
The EPRO MMS6350D is a digital overspeed protection system for EPRO industrial automation platforms. Limit Range: 0 to 30 V | Input Resistance: 100 kOhm | Connectors: SMB front sockets, buffered, open-circuit and short-circuit proof, non-reactive. Factory-sealed, tested on live rack with 48-hour burn-in. 12-month warranty. Ships within 24 hours from Shenzhen.
Buying a 0 to 4.1 V; output = 0.15 x sensor signal MMS6350D: What to Look For
Ordering industrial spare parts is not like shopping on Amazon. When you need a digital overspeed protection system for your 0 to 4.1 V; output = 0.15 x sensor signal system, getting the wrong variant can mean days of additional downtime while you wait for the correct replacement. Here is a practical guide to make sure you order the right part the first time.
Check the exact part number. 0 to 4.1 V; output = 0.15 x sensor signal uses configuration codes in their part numbers that determine input voltage, output type, communication protocol, and agency approvals. Two modules that look identical can have completely different internal configurations. Always match the full part number — not just the base model. If you are unsure, send us a photo of your existing module's label and our engineers will confirm compatibility, usually within 4 business hours.
Understand what you are buying. type: Differential Input, non-reactive, open-circuit, and short-circuit proof; input voltage range: 0 to 27.3 V DC; limit range: 0 to 30 V; input resistance: 100 kOhm. These are the actual measured specifications from our latest stocked batch — not copied from a datasheet. Every module we ship includes a printed test report with serial number, test date, and all measured values.
Plan for the worst case. If this module fails and you do not have a spare, how long will it take to get a replacement? OEM lead times for 0 to 4.1 V; output = 0.15 x sensor signal parts can stretch to 8–12 weeks. We ship within 24 hours from stock. For critical applications where downtime exceeds $5,000 per hour, we recommend keeping at least one tested spare on your shelf.
Technical Specifications
| Type | Differential Input, non-reactive, open-circuit, and short-circuit proof |
|---|---|
| Input Voltage Range | 0 to 27.3 V DC |
| Limit Range | 0 to 30 V |
| Input Resistance | 100 kOhm |
| Connectors | SMB front sockets, buffered, open-circuit and short-circuit proof, non-reactive |
| Signal Output Range | 0 to 4.1 V; output = 0.15 x sensor signal |
| Accuracy | ±1% of full-scale deviation (f.s.d.) |
| Frequency Range | 0 Hz to 20 kHz |
| Permissible Load | ≥1 kOhm |
| Internal Resistance | 5.1 kOhm |
| TTL Output | The prepared input pulses are output as TTL pulses |
| TTL Pulse | Open circuit and short-circuit proof, non-reactive |
| Nominal Range | 0 to 5 V |
| Description | Six function outputs with separate function or limit setting. Functions and switching characteristics defined during configuration. |
| Max Voltage | +24 V at UC, +48 V at the collector |
| Max Current (C-E Conducting) | 100 mA |
| Max Measuring Range | Limited by the max. signal frequency of 20 kHz at the input |
| Max Speed | 65,535 rpm (limited to max. 18 teeth at the trigger wheel by the max. input frequency of 20 kHz) |
| Max Number of Teeth at Trigger Wheel | 255 (max. 4700 rpm) |
| Current Output 1 | 0/4 to 20 mA, galvanically isolated, accuracy ±0.1% of f.s.d., 16 bits |
| Current Output 2 | 0/4 to 20 mA, galvanically not isolated, with feedback for comparison of analog results, accuracy ±0.1% of f.s.d., 16 bits |
| Speed Zoom | One speed zoom per current output, accuracy ±0.1% of f.s.d., 16 bits |
| Signaling | Via opto-decoupled collector/emitter |
| Status = Fault | Umax = 48 V DC |
| Status = OK | Imax = 100 mA |
| Low | 0 to +3 V |
| High | +13 to +48 V |
| External Blocking | To disable the function, alarm outputs for service and maintenance units, etc. |
| Reset Latch | To reset the latch function of function and alarm outputs |
| Test Input | For testing the monitoring functions with an internally generated test value |
| Limit Setting | By parameter setting, depending on assigned function |
| Visualization of Condition | Red LED for each function/alarm output |
| C-E Open | Max. 48 V |
| C-E Conducting | Max. 100 mA |
| Manufacturer | EPRO |
| Model / SKU | MMS6350D |
✓ Ships within 24 hours | ✓ 12-Month Warranty | ✓ Worldwide Delivery
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