| |
|
|
| ELECTRONIC TEMPERATURE INDICATOR & CONTROLLER |
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
| |
' CHANDRA ' DIGITAL TEMPERATURE INDICATOR |
|
' CHANDRA ' MULTI CHANNEL TEMPERATURE INDICATOR |
|
|
|
|
|
|
|
|
|
|
|
| |
The family of indicators accepts a variety of RTD and |
|
This family of indicators accepts a variety of RTD and |
|
| |
Thermocouple sensor inputs and come in various DIN standard |
|
thermocouple sensors inputs and come in various DIN standard |
|
| |
size to suit the user requirements the low power requirements |
|
size to suit the user requirements. The low power requirements |
|
| |
of the unit, wide operating voltage and extremely low cost make |
|
of the unit, wide operating voltage and extremely low cost |
|
| |
them ideal for a no. of applications. In additions, Dual Indicators |
|
them ideal for a number of applications. In addition, sensors |
|
| |
which have two independant sensor inputs and individual display |
|
sensor inputs and individual display are also avaliable in a |
|
| |
are also avaliable in a compact 96 x 96 x 110 housing. |
|
in a compact 96 x 96 x 110 housing. |
|
| |
|
|
|
|
| |
 |
|
 |
|
| |
SPECIFICATIONS |
|
SPECIFICATIONS |
|
|
| |
Input |
: |
Pt-100 / J, K Thermocouple,
4~20 mA |
|
Input |
: |
Pt-100/J, K Thermocouple,
4~20mA |
|
| |
Display |
: |
3½ Digit (+/-1999), 0.56"(14mm), Red
LED |
|
Display |
: |
3½, Digit (+/-1999),0.56"(14mm),
Red LED |
|
| |
Retramission |
: |
4~20 mA / 0~1V / 0~10 V etc. |
|
Retramission |
: |
4~20 mA /0~1V / 0~10 V etc. |
|
| |
Supply |
: |
230 V / 110 V AC +/- 25% |
|
Supply |
: |
230 V / 110 AC +/- 25% |
|
| |
Accuracy |
: |
J, K Thermocouple +/-1%, |
|
Accuracy |
: |
J, K Thermocouple +/-1%, |
|
| |
|
|
Pt-100 -/+ 0.2% +/-1L.C. |
|
|
|
Pt-100 -/+ 0.2% +/-1.L.C. |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
| |
'
CHANDRA ' Single set-Point Temperature Controller |
|
' CHANDRA 'Two-Set-Point Temperature Controller |
|
|
|
|
|
|
|
|
|
|
|
| |
An economical and High Reliability
Design, this controller can |
|
The controller incorporates two
individual set points whose |
|
| |
be used for most of the general
temperature control |
|
logic can be preset as per the
user requirements. This type of |
|
| |
applications. Adequate temperature
compensation circuitry for |
|
controller can be used in systems
like Heater - Blower |
|
| |
cold junction in case of thermocouple
inputs and cable length |
|
applications, One control and one
alarm Output, etc. |
|
| |
variation in case RTDs have been
incorporated in this design. |
|
|
|
| |
 |
|
 |
|
| |
SPECIFICATIONS |
|
SPECIFICATIONS |
|
|
| |
Input |
: |
Pt-100 / J, K Thermocouple,
4~20mA or |
|
Input |
: |
Pt-100 / J, K Thermocouple,
4~20mA |
|
| |
|
: |
any other input |
|
Display |
: |
3½, Digit (+1-1999)0.56"(14mm),
Red LED |
|
| |
Display |
: |
3½ Digit (+/-1999),0.56"(14mm), Red
LED |
|
Action(Set-1) |
: |
ON-OFF / Time Proportional / Delay |
|
| |
Action |
: |
ON-OFF / Time Proportional / Delay |
|
Action(Set-2) |
: |
ON-OFF |
|
| |
Set Point Adj |
: |
Coarse+Fine or Single Multiturn |
|
Hysterisis / Reset |
: |
Fixed / Variable for each Set point |
|
| |
|
|
Potentiometer. |
|
Control |
: |
Heat / Cool / Hi-Alarm / Low-Alarm for |
|
| |
Output |
: |
1C/O,5A/16A or 2C/O,2A resistive |
|
|
|
individual Set Point |
|
| |
Hys./Reset |
: |
Fixed / Variable on the front Panel |
|
Output |
: |
1C/O, 5A / 16A or 2C/O, 2A resistive for |
|
| |
Retransmission |
: |
4~20mA / 0~1V |
|
|
|
each Set Point or common |
|
| |
Control |
: |
Heat / Cool / Hi-Alarm / Lo-Alarm |
|
Set Point Adj. |
: |
Single Multi-Turn Potentiometer for each SP |
|
| |
Supply |
: |
230V / 110V AC +/-15% |
|
Supply |
: |
230V / 110V AC +/-15% |
|
| |
Size |
: |
96 x 96 x 110 mm |
|
Size |
: |
96 x 96 x 150 mm |
|
| |
Accuracy |
: |
J,K Thermocouple +/-1%, |
|
Accuracy |
: |
J, K Thermocouple +/-1%, |
|
| |
|
|
Pt-100 -/+ 0.2% +/-1L.C. |
|
|
|
Pt-100 -/+ 0.2% +/-1 L.C. |
|
| |
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
| |
'
CHANDRA ' SINGLE-SET TEMPERATURE CONTROLLER (Blind) |
|
' CHANDRA ' DIGITAL
INDICATORS |
|
|
|
|
|
|
|
|
|
|
|
| |
This family of controllers is designed
for applications where |
|
This family of general purpose
indicators include ammeters, |
|
| |
cost is a constraint. This extremely
rugged designed has a |
|
Voltmeters,
and other process parameters like pressure, |
|
| |
high reliability factor and comes
in both ON-OFF and Time |
|
humidity, RPM power
which generate a- 4~20 mA 0~1 output. |
|
| |
Porpotional models. |
|
Provision for
retramission is also incorporated in the design. |
|
| |
 |
|
 |
|
| |
SPECIFICATIONS |
|
SPECIFICATIONS |
|
|
| |
Input |
: |
PT-100 /J. K Thermocouple,
4~20 mA |
|
Input |
: |
Current, Voltage, 4~20
mA ,0~1V |
|
| |
Control |
: |
Heat / Cool / Hi-Alarm
/ Lo-Alarm |
|
Range |
: |
100 Amps./ 1000 V or
any other range. |
|
| |
Output |
: |
1C/O, 5A / 16A resistive
|
|
Retransmission |
: |
4~20 mA / 0~1V |
|
| |
Indification |
: |
Differential value
of +/-20°C Through |
|
Display |
: |
3½ Digit (+/-1999),
0.56"(14mm),Red LED |
|
| |
|
|
deviation meter |
|
Supply |
: |
230 V / 110 VAC +/- 25% |
|
| |
Action |
: |
ON-OFF / Time Proportional
|
|
Accuracy |
: |
0.1% +/- 2.L.C. |
|
| |
Hysterisis Reset |
: |
Fixed |
|
|
|
|
|
| |
Supply |
: |
230 V / 110V AC +/-15%
|
|
|
|
|
|
| |
Accuracy |
: |
Depending upon Range.
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
| |
' CHANDRA ' DIGITAL TIMER |
|
' CHANDRA ' TRANSMITTER |
|
|
|
|
|
|
|
|
|
|
|
| |
These ranges of timers include UP / DOWN counting, Battery |
|
The JI-2W is basically a Two-Wire transmitter housed in a |
|
| |
backup features . All the timers have a state-of-the art design |
|
sleek DIN rail mounting enclosure. The JI-4W model is housed |
|
| |
having high noise immunity and rugged circuity with minimum |
|
in sightly larger DIN rail mounting enclosure and operates on |
|
| |
wiring and high reliability. The clock is crystal based providing |
|
230 / 110 VAC supply. Both the transmitter accept standard |
|
| |
a high timing accuracy. |
|
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. |
|
| |
 |
|
 |
|
| |
SPECIFICATIONS |
|
|
|
|
| |
Trigger Input |
: |
Proximity S/W or Potential free contact. |
|
Input |
: |
Pt-100 /J, K Thermocouple, 4~20 mA, 0~1V |
|
| |
Display |
: |
2 x 4 digit, 0.56" RED. |
|
Operation |
: |
True Two-Wire Operation for JI-2W |
|
| |
Memory Rotention |
: |
>10 years. |
|
Supply |
: |
230V AC / 110 VAC +/-15% for JI - 4W |
|
| |
Supply |
: |
230V / 110 V AC, + 10%, 50/60Hz. |
|
Load at 20mA |
: |
600 max. @ 24 V DC for JI-2W. 800 max |
|
| |
Count Direction |
: |
Up/Down Selectable. |
|
|
|
For JI-4W. |
|
| |
Range |
: |
Selectable from 0.1 sec to 9999 min. |
|
Ouptput |
: |
4~20 mA |
|
| |
Power-on-reset |
: |
Selectable. (Battery Backup). |
|
Range |
: |
As per user requirement. |
|
| |
Relay Logic |
: |
On/Off delay selectable. |
|
Accuracy |
: |
J, K Thermocouple +/-1%, |
|
| |
Input Logic |
: |
Pulse/Gate trigger Logic Selectable. |
|
|
|
Pt-100 -/+ 0.2% +/- L.C. |
|
| |
Reset Facility |
: |
Provided on front and backplate. |
|
|
|
|
|
| |
Output |
: |
Relay 1 C/O, 5A / 10A resistive |
|
|
|
|
|
| |
Size |
: |
72 x 72 x 113 mm. |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
| |
' CHANDRA ' FLAME PROOF TEMPERATURE INSTRUMENTS |
|
' CHANDRA ' TEMPERATURE SENSORS |
|
|
|
|
|
|
|
|
|
|
|
| |
FLAMEPROOF ENCLOSURES FOR INDICATORS & CONTROLLERS |
|
This wide range consist of sensors classified depending upon |
|
| |
Avaliable flameproof enclosures for Above temperature |
|
the application, Op.Temperature, Size, Type, etc.. |
|
| |
indicators and Controllers. |
|
The range includes common types like Head - type, Pencil- |
|
| |
Indicator cum Controller ENCLOSURES CERTIFIED BY |
|
Type, Bow-type, Handle-type Sensors Like 'L' -type sensors |
|
| |
CMRS SUITABLE FOR GAS GROUP IIA , IIB & IIC AS PER IS |
|
specifically used for molten metal applications are also avaliable |
|
| |
2148. |
|
The user while ordering should specify the following details: |
|
| |
|
|
|
|
| |
 |
|
 |
|
|
| |
|
|
|
|
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 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
