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| ' CHANDRA ' DIGITAL TEMPERATURE INDICATOR |
| The family of indicators accepts a variety of RTD and Thermocouple sensor inputs and come in various DIN standard size to suit the user requirements the low power requirements of the unit, wide operating voltage and extremely low cost make them ideal for a no. of applications. In additions, Dual Indicators which have two independant sensor inputs and individual display are also avaliable in a compact 96 x 96 x 110 housing. |
| SPECIFICATIONS |
| Input |
Pt-100 / J, K Thermocouple, 4~20 mA |
| Display |
3½ Digit (+/-1999), 0.56"(14mm), Red LED |
| Retramission |
4~20 mA / 0~1V / 0~10 V etc. |
| Supply |
230 V / 110 V AC +/- 25% |
| Accuracy |
J, K Thermocouple +/-1%, Pt-100 -/+ 0.2% +/-1L.C. |
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| ' CHANDRA ' MULTI CHANNEL TEMPERATURE INDICATOR |
| This family of indicators accepts a variety of RTD and thermocouple sensors inputs and come in various DIN standard size to suit the user requirements. The low power requirements of the unit, wide operating voltage and extremely low cost them ideal for a number of applications. In addition, sensors sensor inputs and individual display are also avaliable in a in a compact 96 x 96 x 110 housing. |
| SPECIFICATIONS |
| Input |
Pt-100/J, K Thermocouple, 4~20mA |
| Display |
3½, Digit (+/-1999),0.56"(14mm), Red LED |
| Retramission |
4~20 mA /0~1V / 0~10 V etc. |
| Supply |
230 V / 110 AC +/- 25% |
| Accuracy |
J, K Thermocouple +/-1%, Pt-100 -/+ 0.2% +/-1.L.C. |
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| ' CHANDRA ' Single set-Point Temperature Controller |
An economical and High Reliability Design, this controller can be used for most of the general temperature control applications. Adequate temperature compensation circuitry for cold junction in case of thermocouple inputs and cable length variation in case RTDs have been incorporated in this design. |
| SPECIFICATIONS |
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| Input |
Pt-100 / J, K Thermocouple, 4~20mA or any other input |
Output |
1C/O,5A/16A or 2C/O,2A resistive |
| Display |
3½ Digit (+/-1999),0.56"(14mm), Red LED |
Hys./Reset |
Fixed / Variable on the front Panel |
| Action |
ON-OFF / Time Proportional / Delay |
Retransmission |
4~20mA / 0~1V |
| Set Point Adj |
Coarse+Fine or Single Multiturn Potentiometer. |
Control |
Heat / Cool / Hi-Alarm / Lo-Alarm |
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Supply |
230V / 110V AC +/-15% |
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Size |
96 x 96 x 110 mm |
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Accuracy |
J,K Thermocouple +/-1%, |
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Pt-100 -/+ 0.2% +/-1L.C. |
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| ' CHANDRA 'Two-Set-Point Temperature Controller |
| The controller incorporates two individual set points whose logic can be preset as per the user requirements. This type of controller can be used in systems like Heater - Blower applications, One control and one alarm Output, etc. |
| SPECIFICATIONS |
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| Input |
Pt-100 / J, K Thermocouple, 4~20mA |
Output |
1C/O, 5A / 16A or 2C/O, 2A resistive for each Set Point or common |
| Display |
3½, Digit (+1-1999)0.56"(14mm), Red LED |
Set Point Adj. |
Single Multi-Turn Potentiometer for each SP |
| Action(Set-1) |
ON-OFF / Time Proportional / Delay |
Supply |
230V / 110V AC +/-15% |
| Action(Set-2) |
ON-OFF |
Size |
96 x 96 x 150 mm |
| Hysterisis / Reset |
Fixed / Variable for each Set point |
Accuracy |
J, K Thermocouple +/-1%, |
| Control |
Heat / Cool / Hi-Alarm / Low-Alarm for |
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Pt-100 -/+ 0.2% +/-1 L.C. |
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individual Set Point |
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| ' CHANDRA ' SINGLE-SET TEMPERATURE CONTROLLER (Blind) |
| This family of controllers is designed for applications where cost is a constraint. This extremely rugged designed has a high reliability factor and comes in both ON-OFF and Time Porpotional models. |
| SPECIFICATIONS |
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| Input |
PT-100 /J. K Thermocouple, 4~20 mA |
Action |
ON-OFF / Time Proportional |
| Control |
Heat / Cool / Hi-Alarm / Lo-Alarm |
Hysterisis Reset |
Fixed |
| Output |
1C/O, 5A / 16A resistive |
Supply |
230 V / 110V AC +/-15% |
| Indification |
Differential value of +/-20°C Through |
Accuracy |
Depending upon Range. |
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deviation meter |
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| ' CHANDRA ' DIGITAL INDICATORS |
| This family of general purpose indicators include ammeters, Voltmeters, and other process parameters like pressure, humidity, RPM power which generate a- 4~20 mA 0~1 output. Provision for retramission is also incorporated in the design. |
| SPECIFICATIONS |
| Input |
Current, Voltage, 4~20 mA ,0~1V |
| Range |
100 Amps./ 1000 V or any other range. |
| Retransmission |
4~20 mA / 0~1V |
| Display |
3½ Digit (+/-1999), 0.56"(14mm),Red LED |
| Supply |
230 V / 110 VAC +/- 25% |
| Accuracy |
0.1% +/- 2.L.C. |
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| ' CHANDRA ' DIGITAL TIMER |
| These ranges of timers include UP / DOWN counting, Battery backup features . All the timers have a state-of-the art design having high noise immunity and rugged circuity with minimum wiring and high reliability. The clock is crystal based providing a high timing accuracy. |
| SPECIFICATIONS |
| Trigger Input |
Proximity S/W or Potential free contact. |
| Display |
2 x 4 digit, 0.56" RED. |
| Memory Rotention |
>10 years. |
| Supply |
230V / 110 V AC, + 10%, 50/60Hz. |
| Count Direction |
Up/Down Selectable. |
| Range |
Selectable from 0.1 sec to 9999 min. |
| Power-on-reset |
Selectable. (Battery Backup). |
| Relay Logic |
On/Off delay selectable. |
| Input Logic |
Pulse/Gate trigger Logic Selectable. |
| Reset Facility |
Provided on front and backplate. |
| Output |
Relay 1 C/O, 5A / 10A resistive |
| Size |
72 x 72 x 113 mm. |
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| ' CHANDRA ' TRANSMITTER |
| The JI-2W is basically a Two-Wire transmitter housed in a sleek DIN rail mounting enclosure. The JI-4W model is housed in sightly larger DIN rail mounting enclosure and operates on 230 / 110 VAC supply. Both the transmitter accept standard inputs like PT-100, J, K, T, etc, and converters it to a 4~20 mA output. The JI-4W model does not require a 24V DC external supply. The calibraion potentiometers are set to offer a wide range so that the same unit can be calibrated to a wide range of temperatures. |
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| Input |
Pt-100 /J, K Thermocouple, 4~20 mA, 0~1V |
| Operation |
True Two-Wire Operation for JI-2W |
| Supply |
230V AC / 110 VAC +/-15% for JI - 4W |
| Load at 20mA |
600 max. @ 24 V DC for JI-2W. 800 max For JI-4W . |
| Ouptput |
4~20 mA |
| Range |
As per user requirement. |
| Accuracy |
J, K Thermocouple +/-1%, Pt-100 -/+ 0.2% +/- L.C. |
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| ' CHANDRA ' FLAME PROOF TEMPERATURE INSTRUMENTS |
FLAMEPROOF ENCLOSURES FOR INDICATORS & CONTROLLERS
Avaliable flameproof enclosures for Above temperature indicators and Controllers.
Indicator cum Controller ENCLOSURES CERTIFIED BY CMRS SUITABLE FOR GAS GROUP IIA , IIB & IIC AS PER IS 2148. |
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| ' CHANDRA ' TEMPERATURE SENSORS |
| This wide range consist of sensors classified depending upon the application, Op.Temperature, Size, Type, etc.. The range includes common types like Head - type, Pencil- Type, Bow-type, Handle-type Sensors Like 'L' -type sensors specifically used for molten metal applications are also avaliable The user while ordering should specify the following details: |
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| Input |
Pt-100, J, K, R, S, T |
| Type |
Head type, Pencil -type , Leaf -type Handle type etc. |
| Temp. Range |
-50°C~1700°C (depending upon the type of sensors). |
| Length |
1 inch to 2 mts |
| Diameter(O.D) |
4 mm to 1 inch |
| Fitting |
½" ¾" B.S.P / N.P.T |
| Note |
Refer RTD's Thermocouples, Thermocouples Probes, Extruders Catalogue |
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