Digital Indicating Instruments |
(ZES-310)
|
| Measuring |
0 to 14pH, with automatic polarity & decimal point. |
| Resolution |
0.01 pH for pH measurement. |
| Accuracy |
± 0.1% ± 2 digit |
| Temp. Compensation |
0 to 800C |
| Range |
1μF |
| Read Out |
Digital bright, LED Type, 3½ digit 7 segment,
12.5mm Height |
| Electrode |
Glass Combination Type |
| Power Requirements |
230V± 10%, AC, 50Hz |
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DIGITAL ELECTRONIC STANDARD CELL : (ZES-311)
|
| Input |
230 volts |
| Voltage Output |
1.018 volts |
| Accuracy |
.005% ± 1 digit |
| Display |
3½ digit LED display |
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(ZES-312)
- Start/Stop Operation by mini toggle switch
- Reset by a push button
- Range 9999.9 seconds
- Resolution 0.1Sec.
- Accuracy - ± .1sec. (Quartz controlled)
- Display-12.5mm. Bright seven segment display
- Operating Voltage-230V AC ± 10% 50Hz
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DIGITAL MICRO VOLTMETER :
(ZES-313)
| Specification |
|
| Range |
1mV, 10mV, 100mV, 1V & 10V with 100% over
ranging |
| Resolution |
1μV |
| Accuracy |
± 0.2% ± 1digit |
| Stability |
Within ± 1 digits |
| Input Impedance |
>1000MW (10M on 10V Range) |
| Display |
3½ digit, 7 Segment LED with auto-polarity and
decimal Indication. |
| Power Supply |
220V ± 10%, 50Hz |
|
| |
(ZES-314)
|
| Specification |
|
| Range |
100nA, 1μA, 10μA, 100μA with 100% over-ranging |
| Accuracy |
±0.2% for all ranges |
| Resolution |
0.1nA |
| Input Resistance |
25W , 2.5W , 0.25W |
| Display |
3½ digit, 7 Segment LED(12.5mm height)with auto
polarity And decimal indication. |
| Input |
Through amphenol connector |
| Power Supply |
220V ± 10%, 50Hz |
|
| |
(ZES-315)
| Specification |
|
| Multiplier |
x1, x10, x102, x103, x104, x105 |
| Accuracy |
±0.2% for all ranges |
| Resolution |
1pA, 10pA, 100pA, 1nA, 10nA, 100nA |
| Input Resistance |
2.5KW , 0.25KW , 25W , 2.5W , 0.25W |
| Display |
3½ digit, 7 segment LED (12.5mm height) with auto
polarity decimal indication. |
| Input |
Through amphenol connector |
| Power Supply |
220V ± 10%, 50Hz. |
|
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(ZES-316)
Any Range 0-1000 volts, Built in a nicely polished box |
| |
(ZES-317)
| Any Range from 0-5Amps built in a nicely polished box |
 |
|
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DIGITAL LINE FREQUENCY METER : (ZES-318)
4 digit LED range 30-70Hz Input 220V AC. |
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DIGITAL CONDUCTIVITY METER :
(ZES-319)
|
| Specification |
|
| Read Out |
3½ digit LED |
| Conductance |
0.01μ Mhos to 1000 m Mhos in 5 ranges. |
| Accuracy |
±0.5% ± 1 digit |
| Resolution |
0.01mho in lowest range |
| Operating Temp |
100C to 500C. |
| Input Frequency |
1000 Hz |
| Input |
230V AC ± 10% 50Hz |
| Cell Constant |
0.5 to 1.5 |
| Compensation |
|
|
Accessories
1) Conductivity Cell
2) Instruction Manual |
| |
DIGITAL CONDUCTIVITY BRIDGE :
|
| Specification |
|
| Readout |
3½ digit LED |
| Indication |
Direct conductance and resistance |
| Range Conductance |
0.01 Micro ohm to 1000M Mho in 5 ranges. |
| Resistance |
1 ohms to 2M ohms in 5 ranges. |
| Accuracy Conductance |
± 0.5% of range ±1 digit |
| Resistance Accuracy |
± 1% of range ± 1 digit |
| Cell Const. Compensation |
0.5 to 1.5 |
| Power Supply |
230V ± 10% 50Hz AC |
| Input Frequency |
50Hz/1Khz |
|
Accessories
1. Conductivity Cell
2. Instruction Manual |
| |
CONDUCTIVITY BRIDGE (ANALOG) : (ZES-321)
|
| Specifications |
|
| Measuring Range |
0.1 ohm to 1 Meg ohm in seven ranges Dial
Calibrated for 0 to 1.0 ohm with multiplication
Factors 1,10x1, 10x2, 10x3, 10x4, 10x5, 10x6. |
| Conductance |
0.1 micro MHO to 0.1 MHO in seven ranges. Dial
calibrated for 0 to 0.1 with multiplication factor 1 to
10-1, 10-2, 10-3, 10-4, 10-5, 10-6, 0 to 1.0 ratio of the
test to standard. |
| Accuracy |
±1% |
| Mains |
220volts 50c/s AC. |
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PORTABLE KIT FOR SOIL/WATER : (ZES-322)
|
| Specification |
7 Parameter |
| 1) PH |
| Display |
3½ digit LCD with automatic polarity & decimal. |
| Operating Temp |
0-500C |
| Power Supply |
9V Battery on Mains 230V AC |
| pH Range |
0-14pH. |
| Resolution |
0.01pH |
| Accuracy |
0.01pH ± 1digit |
| |
|
| 2) ORP (Oxidation Redox Potential) |
| Range |
1.999mV. |
| Accuracy |
± 1mV ± 1 digit |
| Sensitivity |
1mV |
| Temp Range |
0-1000C |
| Resolution |
0.1C |
| Accuracy |
± 0.5 g.C ± 1 digit |
| |
|
| 3) DO |
| Range |
0-20PPM (Part per mg.) |
| Resolution |
0.1ppm. |
| Accuracy |
± 0.3 ppm ± 1digit |
| Temp Compensation |
50C to 550C manual. |
| |
|
| 4) CONDUCTIVITY |
| Range |
0-200mhos in 5 ranges. |
| Resolution |
0.01 mmho |
| Accuracy |
± 0.5% FSD ± 1 digit |
| Cell Constant |
0.5 to 1.5 |
| Compensation |
|
| |
|
| 5) TDS |
| Range |
0-20000mg/Ltr. |
| Resolution |
10mg/Ltr. |
| Accuracy |
± .1% FSD |
| |
|
| 6) SAILINITY |
| Range |
0-40ppt( Part per thousand) |
| Resolution |
0.1ppt. |
| |
|
| 7) TEMP |
| Range |
0-1000C |
| Resolution |
0.1 |
| Accuracy |
0.50C ± 1 digit |
|
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DIGITAL TELE THERMOMETER :
(ZES-323)
|
| Specifications |
|
| Range |
350C-450C. |
| Resolution |
0.10C |
| Accuracy |
0.50C. |
| Input |
230V AC ± 10% |
| Readout |
3½ digit LED display |
| Channel |
6 |
|
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(ZES-324)
|
| Range |
0.20000mpp. |
| Resolution |
10mg/Ltr. |
| Accuracy |
± 1%Fsd. |
|
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(ZES-325)
|
| Specification |
|
| Input |
220Volts 50c/s |
| Measuring Ranges |
.2volts to 1.8volts |
| Multiplier |
0-200m Volts |
| Standard Cell |
Built in Output 1.018volts |
| Range Switch |
(a) STD Cell (b) EMF Input (c) EMF Output |
|
(a) STD Cell : On this position you can get standard cell output which is shown on
Digital Panel Meter
(b) EMF Input: By Keeping this switch at this position, you can measure the
voltage up to 1.999 volts.
(c) EMF Output: Here you can get standard voltage .2 volts to 1.8 volts &
0-200mV added on each range. |
| |
(ZES-326)
Specification
“ZESCO” probe provides visual indication of the logic state of any point in circuit
using digital Ics. Capable of detecting pulses as short as 50 nano seconds, it is an
invaluable tool for trouble-shooting and prototype development.
|
| Supply Voltage |
5Votls DC + 5% |
| Input Voltage (High Input ) |
> 2.4votls |
| Input Voltage(Low Input) |
<.8volts |
| Indication-Steady Positive |
Lamp on |
| Indication-Steady Ground |
Lamp off |
| Indication-Fast Positive pulse |
Lamp flashes on |
| Indication-Fast negative pulse |
Lamp glows less brightly |
| Minimum detectable pulse width |
.50 nano seconds |
| Extended Indication of lamp |
100 Milli Seconds |
|
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TRANSISTOR BUILT IN TESTER : (ZES-327)
Keeping in view the problem faced by the user, we have designed a simple and>
accurate transistor tester. You can test the built in circuit transistor NPN as well as
PNP. |
| Specification |
|
| Input |
230volts AC |
| Output |
On two LED which blink always. The Oscillator voltages are fed to the LED's |
| Indication |
Visual |
|
| Complete with instruction manual. |
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