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ABB MNTU-21C Digital Output Module
Item NO.:
MNTU-21CPayment:
T/TPrice:
$2000Product Origin:
swedenColor:
SEWProduct weight:
0.94KGLead Time:
In stockWe will arrange delivery within 3-5 days after receiving the payment.
Our express delivery: DHL and FedEx.
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Destination country all taxes & duty to be paid by buyer
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The ABB MNTU-21C Digital Output Module is an essential component of ABB’s industrial automation and control systems. It provides digital output signals to field devices such as solenoid valves, relays, indicator lights, and contactors.
The module offers fast output response, excellent electrical isolation, and strong interference immunity. Its modular design allows flexible system expansion and easy maintenance, making it ideal for use in complex PLC and DCS systems.
| Parameter | Specification / Description |
|---|---|
| Model | MNTU-21C |
| Type | Digital Output Module |
| Output Channels | 16 independent digital output channels |
| Output Type | Transistor (24 V DC) or Relay (version dependent) |
| Rated Output Voltage | 24 V DC (±10%) |
| Rated Output Current | Max 0.5 A per channel (transistor) / 2 A (relay) |
| Isolation Voltage | ≥ 1500 V AC (channel-to-system isolation) |
| Switching Frequency | ≤ 1 kHz (transistor output) |
| Response Time | ≤ 1 ms |
| Communication Interface | System bus (compatible with ABB INFI 90 / Symphony / AC systems) |
| Power Supply | 24 V DC |
| Power Consumption | ≤ 10 W |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -25°C to +70°C |
| Humidity | 5%–95%, non-condensing |
| Protection Rating | IP20 (cabinet installation) |
| Mounting | Plug-in module for system rack/backplane |
| Indicators | LED for each output channel and communication status |
| System Compatibility | Compatible with ABB PLC, INFI 90, Bailey, and Symphony control systems |
High-performance output – Fast response and reliable switching for industrial actuators.
Electrical isolation – Channel-to-system isolation enhances safety and stability.
Strong noise immunity – Reliable operation in environments with strong electromagnetic interference.
Modular plug-in design – Simplifies installation, replacement, and system expansion.
LED indication – Real-time display of output and communication states.
Wide system compatibility – Seamlessly integrates with ABB PLC/DCS systems.
Industrial automation and process control
Equipment and production line control
Power system actuator management
Petrochemical and metallurgical control systems
Water treatment and environmental monitoring
Building automation and supervisory systems
Environment – Install in a dry, ventilated control cabinet free of corrosive gases.
Wiring – Use properly rated terminals and cables; ensure firm connections.
ESD protection – Wear an anti-static wrist strap during handling and maintenance.
Inductive load protection – Add flyback diodes for inductive loads.
Status monitoring – Regularly check LED indicators and output behavior.
Module replacement – Power off the system before removing or inserting the module.
The structure and details of the product：
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