BMXDAO1615 Schneider Electric Discrete Output Module

Schneider Electric BMXDAO1615 16-Channel AC Discrete Output Module

Schneider Electric BMXDAO1615 16-Channel AC Discrete Output Module

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Schneider Electric BMXDAO1615 Modicon X80 Discrete Output Module Configured for discrete alternating current (AC) load switching across Modicon X80 platform...

SKU: BMXDAO1615

Manufacturer: Schneider
Product No.: BMXDAO1615
Product Type: Digital Output Modules
Product Origin: France
Payment:T/T, Western Union
Weight: 264g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Schneider Electric BMXDAO1615 Modicon X80 Discrete Output Module

Configured for discrete alternating current (AC) load switching across Modicon X80 platform networks, the Schneider Electric BMXDAO1615 (BMXDAO1615 Discrete Output Module) provides direct physical/electrical execution. The hardware operates as a 16-channel solid-state discrete switching block, converting internal processor command states into physical AC line manipulation to drive external triac control circuits, actuators, and interposing relays.

Hardware Specifications

Parameter	Specification
Model	BMXDAO1615
Brand	Schneider Electric
Origin	France
Weight	0.264 kg (0.582 lb)
Dimensions	Standard Modicon X80 single-slot module form factor
Operating Temp	0 to 60 deg C
Power Consumption	~2 W maximum baseline
Output Type	Discrete AC switching (Triac architecture)
Number of Channels	16 channels
Response Time on Output	<= 10 ms resistive activation / <= 10 ms resistive deactivation
Maximum Voltage Drop	< 1.55 V at State 1
Insulation Resistance	> 10 MOhm at 500 VDC
Current per Channel	3 A at 40 deg C / 1.2 A at 60 deg C
Maximum Current per Module	10 A at 40 deg C / 4 A at 60 deg C
Inrush Current	30 A maximum surge limit
Output Current Operating Limits	0.005 to 10 A
MTBF Reliability	500,000 Hours
Protection Type	Requires 1 external fuse per group (4 A fast-blow recommended)
Enclosure Protection	IP20

Deterministic Network Routing and Backplane Scaling

The hardware architecture uses the high-speed Modicon X80 bus structure to maintain synchronous output updates aligned with backplane bus communication velocity parameters. The 16 discrete switching outputs communicate directly with the host controller assembly, facilitating dense I/O density scaling routines without extending user execution cycles. State verification is processed locally and transmitted via front-panel LED indicators, maintaining complete compatibility across upper-level Profinet / EtherNet/IP deterministic networks and sustaining firmware flash compatibility for integrated Modicon M340 and M580 architectures.

Frequently Asked Questions

Q: What physical and electrical constraints cause the dramatic reduction in maximum current per channel from 40 deg C to 60 deg C?

A: The module utilizes solid-state Triac components which are highly sensitive to thermal accumulation. At 40 deg C ambient, each channel can safely dissipate heat to support a 3 A load; however, as the internal cabinet enclosure temperature increases to 60 deg C, the thermal dissipation capacity drops, requiring a derating of the channel current down to 1.2 A and a module total current limit down to 4 A.

Q: Why is there a minimum output current operating limit of 0.005 A (5 mA) established for this module?

A: Solid-state AC Triac switches require a minimum holding current to sustain the internal semiconductor conduction state. If the connected field load draws less than 5 mA, the Triac cannot reliably latch into State 1, resulting in erratic switching behavior, voltage leakage, or failure to actuate the field device.

Q: Is this discrete AC output module hot-swappable while the Modicon platform is actively processing logic?

A: Yes, the Modicon X80 infrastructure supports Removal and Insertion Under Power (RIUP). However, operators must fully isolate the external AC field-side power supply lines prior to extracting the module to avoid high-voltage electrical arcing across the terminal block pins.

Field Installation Guidelines

Seat the single-slot discrete module into its designated position on the Modicon X80 backplane chassis, locking the upper retention mechanism firmly into the metal framing rail to establish proper logic bus contact. Fasten the module grounding terminal directly to the enclosure panel backplate using low-impedance copper straps. Maintain proper vertical clearance spacing around the chassis housing to maximize natural convection and prevent the localized ambient air temperature from exceeding the 60 deg C thermal derating threshold.

All field-side AC wiring must be routed through isolated wire trays separated from low-voltage DC signals and sensitive analog instrumentation leads to block electromagnetic noise coupling. Connect an external 4 A fast-blow fuse in series with each channel group configuration to safeguard the internal solid-state switches against branch circuit overcurrent anomalies. Ensure that all field cable shields are bound together and terminated at a centralized instrument ground busbar inside the main control cabinet enclosure.

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