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Current Sensors & Transducers
A big advantage in small load monitoring
The Johnson Controls Current Switch Devices (CSD) and Current Transducer Devices (CTD) feature a wide variety of current monitoring devices.
- Locate your nearest Johnson Controls distributor.
- Contact the Johnson Controls Product Sales Operations Team at 1-800-275-5676.
- Contact the Johnson Controls Parts Team at 1-800-482-2778.
These non-intrusive devices detect current flowing through cable and wires for the purpose of monitoring current loads, on/off status or proof of operation.
The CSD and CTD current sensing devices are ideal for monitoring current loads on pumps, driving fans, blowers, heating coils and lighting.
Models with command relays monitor current and help facilitate the starting and stopping of motors.
Additional relay accessories are available to provide externally controlled auxiliary contacts, which eliminate the need to mount an external relay elsewhere.
| Features | Benefits |
| Dual Function | Monitors current and motor start and stop |
| 100% Solid State Output | Has no moving parts to fail. |
| Polarity Insensitive Output | Provides easier wiring. |
| Snap-in Mounting Bracket | Simplifies installation. |
| Small Size | Fits in tight enclosures. |
| Clamped/Split Core Design | Reduces installation time and associated cost. |
| Slide Switch, Selectable Amperage Ranges | Provides a wide array of amperage ranges to match the application |
Multiple Outputs: 4 to 20 mA, 0 to 5 VDC, or 0 to 10 VDC |
Provide the appropriate output for the specific application |
| Snap-On Power Relay | Provides an easy way to add an external relay to the current sensor |
| Relay (Optional) LED Indication Off/On Status | Allows you to easily check the relay's on/off status |
