The Schneider Electric 140DAO85300, also cataloged as the 140DAO85300 AC Discrete Output Module, provides direct physical/electrical execution of 20…253 V AC switching commands within the Modicon Quantum automation platform.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 140DAO85300 |
| Brand | Schneider Electric |
| Product Type | AC Discrete Output Module |
| Series | Modicon Quantum Automation Platform |
| Discrete Output Number | 32 outputs |
| Output Voltage Range | 20…253 V AC |
| Channel Configuration | 4 groups of 8 channels |
| Supply Frequency | 47…63 Hz |
| Addressing Requirement | 2 output words |
| Maximum Voltage Drop | 1.5 V |
| Absolute Maximum Output Voltage | 300 Vrms for 10 s AC; 400 Vrms for 1 cycle AC |
| Maximum Load Current | 16 A rms per module; 4 A rms per group |
| Maximum Output Current | 1 A rms per output at 20…253 V AC |
| Off-State Leakage Current | 0.88 mA at 230 V AC per output |
| Surge Current | 2.5 A during 1 ms |
| DV/dt Immunity | 400 V/ms |
| Response Time | <= 0.5 ms state 0 to state 1; <= 0.5 ms state 1 to state 0 |
| Output Protection | Internal 4 A fuse and RC filter |
| Power Consumption | 1.60 + (1.0 V x total module load current) W |
| Bus Current Requirement | 320 mA |
| Module Format | Standard |
| Weight | 0.45 kg |
| Package Weight | 510 g |
| Dimensions | Not specified |
| Operating Temp | 0…60 deg C |
| Storage Temp | -40…85 deg C |
| Relative Humidity | 95 % without condensation |
| Operating Altitude | <= 5000 m |
| Origin | Not specified |
Industrial Control Platform Integration
The 140DAO85300 is a Modicon Quantum AC discrete output module designed for PLC-controlled switching applications. The module provides 32 AC output channels arranged in four isolated channel groups, allowing PLC logic execution to control external AC loads through the Quantum backplane architecture.
The module requires 320 mA backplane current and occupies two output words within the Quantum I/O addressing structure. Status monitoring is provided through 32 green channel LEDs, one green bus communication LED, and one red external fault indicator LED.
Schneider Electric Modicon Quantum systems support industrial control architectures requiring I/O density scaling, backplane bus communication management, and firmware compatibility between controller hardware and installed I/O modules.
Frequently Asked Questions
Q: What type of electrical loads can the 140DAO85300 control?
A: The module controls AC discrete loads operating from 20…253 V AC, with each output rated up to 1 A rms and the complete module limited to 16 A rms.
Q: Does the module provide internal output protection?
A: Yes. The 140DAO85300 includes internal output protection using 4 A fuses and RC filtering for transient suppression.
Q: How is channel status monitored during operation?
A: Each of the 32 output channels has an individual green LED indicator, with additional LEDs for bus communication activity and external fault detection.
Field Installation Guidelines
- Install the module only in compatible Modicon Quantum racks with correct backplane connections.
- Verify the AC supply voltage range before connecting field devices to output terminals.
- Separate AC power wiring from low-level signal wiring to reduce electrical interference.
- Apply proper grounding practices for the PLC rack and cabinet enclosure.
- Confirm external load current requirements remain within the module and channel group current ratings.
- Check fuse protection status and LED indicators during commissioning.
- Maintain environmental conditions within the specified operating temperature and humidity limits.
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