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| Home > Products > LD Range > LD-RTD |
LD-RTD - Temperature Controller
This no-fuss, high accuracy controller has been designed specifically for RTD probes, and is ideal for a variety of indication and alarm control temperature applications.
- 2-wire, 3-wire or 4-wire RTD sensor (Pt100, Pt1000)
- Input signal averaging
- Large, easy to read display
- Simple, intuitive interface with scrolling text prompts
- Factory precalibrated. Key-in recalibration (no input signal needed)
- Security PIN protected calibration and setpoint access
- Selectable decimal point position and rounding
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- Specifications
- Display & Casing
LD-RTD-I - Indicator
LD-RTD-R4 - 4 x relays
LD-RTD-R4A - 4 x relays, 1 x analogue output |
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| Sensor types |
2-wire, 3-wire or 4-wire RTD (Pt100, Pt1000) |
| Power supply |
HV: 85-265V AC/95-370V DC OR
LV: 15-48V AC/10-72V DC |
| Sampling rate |
2.5Hz |
| Resolution |
16-bit |
| Accuracy |
0.05% of reading |
| Temperature scale |
°C or °F |
| Temperature drift |
Typically 50ppm/°C |
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| Relay outputs |
4 x programmable 5A form A relays
Includes hysteresis, delay on make and enabling of 4 x LED annunciators for alarms and relay status indication
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| Analogue output |
1 x isolated 16-bit 4-20mA or 0-10V output
Window programmable over any range within the full scale range of the
controller. |
- 5 buttons
- 4 setpoint indicator LEDs (R4 and R4A only)
- 20mm LED display, 4 digits
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- IP65 dust and splash proof
- Panel mount case: 48 x 96 x 120mm (H x W x D)
- Panel cutout: 45.5 x 92.5mm
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