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To ensure accuracy, please note that images may be representative. Refer to the product data sheet for detailed specifications.
| Manufacturer | ATC Diversified |
| Manufacturer Product Number | CMD-120-ASE-20 |
| Description | Current Monitor Relay; AC Over/Undercurrent; 4-20A; 120V AC; TD 0.1-10s adj; DPDT |
| Datasheet | Download Datasheet |
The ATC Diversified CMD-120-ASE-20 is an AC over/undercurrent monitor for 4-20 A. It can be set to trip on either an over current or an under current.
Sensing: direct input (600 V max). Control supply: 120 V AC. Trip point: adjustable, 4-20 A. Hysteresis: 5%. Trip delay: 0.1-10 s adjustable. Reset delay: 0.3-30 s adjustable. Reset: automatic.
Output: DPDT, 10 A resistive at 120 V AC. Mounting: surface mount, #8-32 screw terminals. Indicator: LED glows when the relay is energized. It operates from 0 to +55 °C and stores from -45 to +85 °C.
| Category | |
| Manufacturer | ATC Diversified |
| Model | CMD |
| Monitoring Function | AC Over/Undercurrent |
| Sensor Type | Direct input (600 V max) |
| Setting Adjustment | Analog (onboard knob) |
| Current Range | 4-20 A |
| Pickup Current Setting | Adjustable trip point, 4-20 A |
| Output Mode | Selectable over or under current sensing; the relay energizes on a fault after the trip delay |
| Input Voltage | 120V AC |
| Trip Delay | 0.1-10 s adjustable |
| Hysteresis | 5% |
| Reset Delay | 0.3-30 s adjustable |
| Reset Method | Automatic |
| Status Indicator | LED glows when the relay is energized |
| Contact Configuration | DPDT |
| Number of Poles | 2 |
| Output Rating | 10 A resistive at 120 V AC |
| Mounting Type | Surface Mount |
| Termination Style | Screw Terminal (#8-32) |
| Operating Temperature (Storage) | 0...+55 °C (-45...+85 °C) |