# Hand-held thermometer — CTH7000

> Hand-held thermometer with dual inputs for Pt100 and thermistor probes, high accuracy and resolution, suitable for on-site measurements and calibrations.

- Catalog code: cth7000
- Model: CTH7000
- Category: Calibration technology › Hand-helds
- Product page: https://avigan.com.ua/wika/en/products/cth7000
- Price: on request
- Supplier: AVIGAN (TOV VIKA Prylad), official WIKA partner in Ukraine

## Overview

Model CTH7000 Hand-held thermometer ✓for Pt100 and thermistor probes ✓High quality ►To the information!

## Applications

- Precision thermometer for very accurate temperature measurements in a range of -200 ... +962 °C [-328 ... +1,764 °F]
- Reference instrument for testing, adjusting and calibrating temperature measuring instruments in factories and calibration laboratories
- Self-contained, complete system also suitable for on-site measurements/calibrations

## Special features

- Temperature range: -200 ... +962 °C [-328 ... +1,764 °F]
- Stability: < 0.005 °C per year
- Dual inputs measuring platinum resistance thermometers (PRTs) and thermistors single or differential measurement
- High long-term stability

## Specifications

| Parameter | Value |
|---|---|
| model | CTH7000 |
| product family | CTH |
| short description | Hand-held thermometer with dual inputs for Pt100 and thermistor probes, high accuracy and resolution, suitable for on-site measurements and calibrations. |
| subcategory | hand-held thermometer |
| certifications | EAC; DKD; DAkkS; UKAS |
| ambient temp | 0 … 40 °C |
| weight kg | 0.5 |
| languages in datasheet | en; de |
| calibration type | temperature_bath |
| temperature ranges | -200 … 962 °C |
| accuracy or uncertainty | 0.015 K |
| traceability | DKD; DAkkS; UKAS |
| output signal | RTD simulation; thermistor simulation |
| portable | true |

## Datasheet tables

### Hand-Held thermometer

| 1 | 2 | 3 |
|---|---|---|
| Probe types | Pt100 and Pt25 resistance thermometers, NTC thermistors |  |
| Measuring inputs | 2 |  |
| Data entry format | ITS 90 and CVD for calibrated probes; or EN 60751 for uncalibrated probes |  |
| Measuring ranges |  |  |
| Probe current | DC 1 mA(Pt100); Auto-select 1 mA, 10 µA and 3 µA for thermistors |  |
| Temperature range | -200 ...+962 °C (-328 ... +1,764 °F), depending on thermometer probe |  |
| Accuracy |  |  |
| Resistance thermometers 1) | 0.015 K |  |
| NTC thermistors | 0 ...400Ω 400 Ω... 50 kΩ 50 ... 400 kΩ | ±0.006Ω ±0.01 %of reading ±0.02 %of reading |

| Digital indicator | 2 |
|---|---|
| Display |  |
| Screen | Large 4 1/2-digit two-line LC display with backlighting |
| Resolution | 0.001 °C |
| Functions |  |
| Memory | approx. 8,000 values |
| Functions via key press | Statistical analysis: Min./Max. average and standard deviation, Hold, Zero, one-shot measurement, measurement log |
| Real-time clock | integrated clock with date |
| Voltage supply |  |
| Power supply | Nickel-Metal Hydride (Ni-MH) rechargeable battery Charging socket built-in low battery indicator |
| Battery life | approx. 20 hours of operation |
| Permissible ambient conditions |  |
| Operating temperature | 0 ... 40 °C (32 ... 104 °F) |
| Storage temperature | -20 ...+50 °C(-4 ...+122 °F) |
| Communication |  |
| Interface | USB |
| Case |  |
| Dimensions (L x D xW) | 232 x 97 x 53 mm(9.13 x 3.82 x 2.09 in) |
| Weight | 500 g (1.1 lbs) |

| Logo | Description | Country |
|---|---|---|
|  | EAC EMCdirective | Eurasian Economic Community |
|  | KazInMetr Metrology, measurement technology | Kazakhstan |
| - | MTSCHS Permission for commissioning | Kazakhstan |
|  | UkrSEPRO Metrology, measurement technology | Ukraine |

### Certificate

| Calibration | Standard: without certificate Option: 3.1 calibration certificate per DIN EN 10204 or DKD/DAkkS/UKAS calibration certificate |
|---|---|
| Recommended recalibration interval | 1 year (dependent on conditions of use) |

| Model | Dimensions | Temperature range | Detector length |
|---|---|---|---|
| CTP5000-250 | Pt100, d = 6 mm, l = 350mm Pt100, d = 0,24 in, l = 13,78 in | -50 ...+250 °C (-58 ..+482 °F) | 25mm (0.98 in) |
| CTP5000-450 | Pt100, d = 6 mm, l = 350mm Pt100, d = 0,24 in, l = 13,78 in | -80 ...+450 °C (-112 ..+842 °F) | 25mm (0.98 in) |
| CTP5000-651 | Pt100, d = 7,5 mm, l = 450 mm(125 mmGriff) Pt100, d = 0.30 in, l = 17,72 in (4,92 in Griff) | -189 ...+650 °C (-308 .. +1,202 °F) | 50mm (1.97 in) |

| Model | Dimensions | Temperature range | Detector length |
|---|---|---|---|
| CTP5000-200 | Pt100, d = 3 mm, l=30mm Pt100, d = 0.12 in, l = 1.18 in | -50 ...+200 °C (-58 ..+392 °F) | 6mm (0.24 in) |

| Model | Dimensions | Temperature range |
|---|---|---|
| CTP5000-K10 | NTC thermistor R25 = 10 KΩ, d = 4 mm, l = 300mm NTC thermistor R25 = 10 KΩ, d = 0.2 in, l = 11.8 in | -50 ...+125 °C (-58 ...+257 °F) |

| Key | Function |
|---|---|
|  | Menu display |
| ☼ | Backlight |
| ▲ | Up arrow |
| ▼ | Down arrow |
| ◀ | Left arrow |
| ▶ | Right arrow |
|  | Clear (view statistics) |
|  | Enter |
| A/B | A/B channel select |
| 0 | Zero (offset) reading |
| II | Hold reading |
|  | ON/OFF |

## Documents

- [ds_ct5550_en_co_d80997](https://avigan.com.ua/wika/docs/wika/ds_ct5550_en_co.pdf) — PDF, 527 KB, en