Configured for discrete 24 VDC output switching in the Modicon X80 automation platform, the Schneider Electric BMXDDO1602 (BMXDDO1602 discrete output module) provides direct electrical execution. The module delivers 16 positive logic solid-state outputs for field actuator control through the Modicon X80 backplane while maintaining defined switching, protection, and diagnostic characteristics.
Suffix Breakdown & Model Matrix
The supplied documentation identifies BMXDDO1602 as a fixed catalog model. No official suffix or option matrix is specified for this product in the provided technical data.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | BMXDDO1602 |
| Brand | Schneider Electric |
| Series | Modicon X80 |
| Product Type | Discrete Output Module |
| Output Type | Solid-state |
| Output Channels | 16 |
| Output Logic | Positive |
| Output Voltage | 24 VDC (19…30 VDC) |
| Output Current | 0.5 A per channel |
| Maximum Current per Channel | 0.625 A |
| Maximum Current per Module | 10 A |
| Maximum Leakage Current | 0.5 mA at state 0 |
| Maximum Voltage Drop | < 1.2 V at state 1 |
| Insulation Resistance | > 10 Mohm at 500 VDC |
| Response Time | 1.2 ms |
| Output Paralleling | Up to 2 outputs |
| Power Consumption | 79 mA at 3.3 VDC backplane supply |
| Power Dissipation | 4 W |
| MTBF | 410000 h |
| Output Protection | Electronic overload protection, current limiter, external 2 A fuse for short circuit, reverse polarity diode, Transil overvoltage protection |
| Voltage Detection Threshold | < 14 VDC preactuator fault; > 18 VDC preactuator at state 0 |
| Maximum Tungsten Load | 6 W |
| Switching Frequency | 0.5/LI^2 Hz |
| Minimum Ohmic Load | > 48 Ohm |
| IP Rating | IP20 |
| Dielectric Strength | 1500 VAC, 1 minute (output/ground and output/internal logic) |
| Vibration Resistance | 3 gn |
| Shock Resistance | 30 gn |
| Operating Temp | 0…60 deg C |
| Storage Temp | -40…85 deg C |
| Relative Humidity | 5…95 % at 55 deg C, non-condensing |
| Operating Altitude | 0…2000 m; 2000…5000 m with derating |
| Dimensions | 120 x 110 x 56 mm |
| Weight | 145 g |
| Origin | Not specified in supplied documentation |
PLC Backplane Communication and I/O Density
The BMXDDO1602 exchanges process data through the Modicon X80 backplane and occupies a 16-channel digital output position within the I/O architecture. The module draws 79 mA from the 3.3 VDC backplane supply while providing up to 10 A aggregate field output capacity. System expansion and I/O density are determined by the Modicon X80 rack configuration and the capabilities of the associated CPU and backplane rather than by the output module itself.
Frequently Asked Questions
Q: Does the module provide integrated protection for field outputs?
A: Yes. The outputs incorporate electronic overload protection, current limiting, reverse polarity protection, and Transil diode overvoltage protection. Short-circuit protection requires an external 2 A fuse.
Q: Can output channels be connected in parallel?
A: Yes. The technical specification permits paralleling of up to two outputs.
Q: Is firmware configuration required for the output channels?
A: The supplied documentation does not specify any module firmware dependency or field-upgradable firmware requirement. Compatibility should be verified with the installed Modicon X80 CPU and engineering software revision.
Field Installation Guidelines
- De-energize the rack before installing or removing the module unless the system documentation explicitly permits the maintenance procedure.
- Verify that the field supply remains within the specified 19…30 VDC operating range before energizing output circuits.
- Install the specified external 2 A fuse for each protected output circuit as required by the manufacturer.
- Separate output wiring from high-energy power conductors to reduce electrical noise coupling.
- Terminate cable shields according to the site’s grounding practice and maintain protective earth continuity throughout the control cabinet.
- Confirm that the total module output current does not exceed the 10 A module rating and that individual channel loading remains within specification.
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