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| Temperature Indicator |
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Applications
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- Process Industries.
- Laboratories.
- Heat Treatment Plants.
- Plastic Industries.
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Features
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- Vatiety of models available with various calibrations and ranges.
- Bright digital display for easy viewing.
- Excellent accuracy and repeatability.
- Dual slope integrating technique with auto zero and auto polarity.
- Automatic cold junction and line resistance compensation.
- Minimum effects on performance against temperature, humidity and power flactuations.
- Digitally linearised scale available optionally.
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Specifications
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MODEL
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A - DTI-3500 B - DTI-3506/3512
DTI-3500L
DTI-3506-L/3512-L
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C - DT-2000
DT-2000L
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INDICATION
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3 1/2 Digit-7 segment display with auto polarity indication.
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DISPLAY TYPE
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LED - 12.5 mm height
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LCD - 10 mm height
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INPUT RESISTANCE/EXCITATION CURRENT
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Greater than 100kΩ for Thermocouple input/ 1mA excitation current for RTD input.
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SENSOR BREAK INDICATION |
Indicated by three least significant digits Blank and most significant digit On.
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COLD JUNCTION & LINE RESISTANCE COMPENSATION
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Automatic cold junction compensation over ambient temperature of 0 to 60°C. Upto 500Ω line
resistance for Thermocouple and up to 20Ω line resistance for RTD three wire configuration.
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OPERATING AMBIENT RANGE
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0 to 60°C Temperature & 95% R.H. at 40°C (non - condensing).
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TEMPERATURE EFFECT ON ZERO AND SPAN
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±0.05 digit/°C on zero & ±0.01% of Span /°C on span.
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POWER REQUIREMENT
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230V ± 10%, 50HZ. 5VA power consumption.
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9v Cell or 4x1.5V Cells.
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INPUT/OUTPUT TERMINATION
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Screws on barrier terminal.
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2 or 3 Pin Socket. |
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ENCLOSURE
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A - 92X46 (mm) panel cutout with 180mm depth.
B - 92X92 (mm) / 186X92 (mm) panel cutout with 180mm depth.
C-1 - ABS moulded casing - 80X145X38 (mm).
C-2 - Metallic casing - 110X180X48 (mm).
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A - Temp. Indicators in Flameproof Enclosures are also available.
B - Provided with inbuilt rotary selector switch suitable for 6 OR 12 inputs.
C - Provided with Leather cover with shoulder strap. Battery life is 100Hrs. intermittent operation.
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INPUT CALIBRATION & RANGE TABLE
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INPUT
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TYPE
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RANGE °C
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RESO °C
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Standard %±digit |
Linearised (L) %±digit |
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Fe/Co T/C
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J
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0-400
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1 |
±0.5%±1 |
±0.1%±1 |
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Cr/Al T/C
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K |
0-400
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1 |
±0.5%±1 |
±0.1%±1 |
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| Cu/Co T/C |
T |
0-200
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0.1 |
- |
±0.1%±2 |
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| PTPTRH 10% |
S |
0-1700
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1 |
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±0.1%±2 |
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| PTPTRH 13% |
R |
0-1700
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1 |
- |
±0.1%±2 |
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| RTD |
PT-100 |
-100 to +200
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0.1 |
±0.5%±1 |
±0.1%±1 |
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-100 to +600
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1 |
±0.2%±1 |
±0.1%±1 |
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