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Supporting 14 thermocouple types, this industrial thermocouple calibrator reads and sources signals at ±0.003% reading ±5 µV accuracy. It has 0.01° resolution, 500-hour battery life, and meets MIL-PRF-28800F Class 2. It suits field and laboratory thermocouple calibration.
Supporting 14 thermocouple types, this industrial thermocouple calibrator reads and sources signals at ±0.003% reading ±5 µV accuracy. It has 0.01° resolution, 500-hour battery life, and meets MIL-PRF-28800F Class 2. It suits field and laboratory thermocouple calibration.
Industrial handheld thermocouple calibrator that reads and sources thermocouple signals across 14 thermocouple types. It offers 500-hour battery life and meets MIL-PRF-28800F Class 2 for field and laboratory use.
These instruments are high performance calibrator-thermometers capable of simulating and measuring a wide-variety of sensors. In addition, features such as high accuracies, preset storage, ramp, step and transfer modes further enhance their versatility.
Features
Applications
| Source/measure accuracy | ±0.003% [reading] ± 5 µV (18° to 28°C / 64.4° to 82.4°F, CJC error included) |
| Series | CL945A |
| Resolution | 0.01°C up to 999.99°C and 0.1°C at 1000°C or greater |
| Type | thermocouple calibrator |
| Range | -15 mV to 85 mV |
| Type | Industrial handheld thermocouple calibrator |
| Cold junction error | ±0.15°C |
| Thermocouple types | K, J, E, T, N, B, R, S, G, C, D, L, P, U (14 types) |
| Connector type | Two (2) Mini-TC Copper |
| Accuracy | ±0.003% reading ±5 μV |
| Temperature units | °C, °F, mV |
| Resolution | 0.01° |
| Probe zero function | Resolution 0.1°C/°F |
| Battery life | 500 hours |
| Reading rate | 3/sec. for readings and TREND indicators |
| Function | Read and source signals |
| Battery type | 3 AA (IEC LR6, ANSI 15) Alkaline |
| Standard | MIL-PRF-28800F Class 2 |
| Battery life | 500 hours typical |
| Range | -15 mV to 85 mV |
| Battery indicator | Four (4) stage battery charge indicator |
| Cold Junction Error | ±0.15°C |
| Display | Two (2) rows of five (5) digit LCD with separate minus sign, decimal indicators, with offset, thermocouple types KJTEBNRSGCDPLU, battery, source, read, temperature units, voltage units, percent, trend, PRST (0-19), MIN, MAX, AVG, RNG, STDEV, Transfer, symbols: Fast Ramp, Slow Ramp, Step, Bluetooth |
| Conformity | ITS-90 Types B,E,J,K,N,R,S,T; EN 60584-1 2013 Type C; ASTM E988 Table 3 Type D; ASTM E1751 5.1.1 Type G; DIN 43710 Types L and U; ASTM E1751 5.1.2 Type P |
| Statistics | Minimum reading, Maximum reading, Average reading, Reading range, Standard deviation |
| Temperature Ranges | K: -382 to 2502°F (-230 to 1372°C) (-382°F to 2502°F); J: -328 to 2192°F (-200 to 1200°C) (-328°F to 2192°F); T: -436 to 752°F (-260 to 400°C) (-436°F to 752°F); E: -400 to 1832°F (-240 to 1000°C) (-400°F to 1832°F); B: 590 to 3308°F (310 to 1820°C) (590°F to 3308°F); N: -382 to 2372°F (-230 to 1300°C) (-382°F to 2372°F); R: 5 to 3214°F (-15 to 1768°C) (5°F to 3214°F); S: -4 to 3214°F (-20 to 1768°C) (-4°F to 3214°F); G: 212 to 4199°F (100 to 2315°C) (212°F to 4199°F); C: 32 to 4199°F (0 to 2315°C) (32°F to 4199°F); D: 32 to 4199°F (0 to 2315°C) (32°F to 4199°F); P: 32 to 2543°F (0 to 1395°C) (32°F to 2543°F); L (J-DIN): -328 to 1652°F (-200 to 900°C) (-328°F to 1652°F); U (T-DIN): -328 to 1112°F (-200 to 600°C) (-328°F to 1112°F) |
| Display backlight | Four (4) LED backlight with 30-second timeout |
| Connector Type | Two (2) Mini-TC Copper |
| Auto off | 20 minute no key pressed Auto Off. Feature can be disabled |
| Temperature Units | °C, °F, mV |
| Keypad | Twelve (12) momentary switches with audible and tactile feedback |
| Probe Zero Function Resolution | 0.1°C/°F |
| Power cycle configuration retention | Instrument retains: Sensor Type, Temperature Unit, Offset Values, Presets, Statistics, Open Lead detection status, 0%/100% span settings, and operating mode |
| Reading Rate | 3/sec. for Readings and TREND indicators |
| Internal preset storage | 20 preset user-determined storage registers, 0-19 |
| Display | Two (2) rows of Five (5) digit LCD with separate minus sign, decimal indicators, with offset, thermocouple types KJTEBNRSGCDPLU, battery, source, read, temperature units, voltage units, percent, trend, PRST (0-19), MIN, MAX, AVG, RNG, STDEV, Transfer, symbols: Fast Ramp, Slow Ramp, Step, Bluetooth; 5-DIGIT AUTO-RESOLUTION (0.1/0.01) with backlight and function annunciators |
| Input current | ±50 nA maximum |
| Display Resolution | 0.01° <1000°, .1° ≥ 1000° |
| Maximum common mode voltage | 42 V peak to earth, 1 V p-p between T1 and T2 |
| Display Backlight | Four (4) LED Backlight with 30-second timeout |
| Low resistance load | Less than 5 µV change in output with a 100 KΩ resistance |
| Statistics | Minimum Reading, Maximum Reading, Average Reading, Reading Range, Standard Deviation |
| Operating temp | -4° to 131°F (-20° to 55°C) |
| Auto Off | 20 minute no key pressed Auto Off. Feature can be disabled |
| Storage temp | -59.8° to 159.8°F (-51° to 71°C) |
| Keypad | Twelve (12) momentary switches with audible and tactile feedback |
| Humidity | less than 10°C (50°F): Non-condensing 10° to 30°C (50° to 86°F): 5 to 95% RH 30° to 40°C (86° to 104°F): 5 to 85% RH 40° to 55°C (104° to 131°F): 5 to 60% RH |
| Power Cycle Configuration Retention | Retains Sensor Type, Temperature Unit, Offset Values, Presets, Statistics, Open Lead detection status, 0%/100% span settings, and operating mode |
| Altitude | 0 to 15,092 ft (0 to 4600 m) |
| Internal Preset Storage | 20 Preset user-determined storage registers, 0-19 |
| Vibration | Random 10-500 Hz, 0.03 g2/Hz |
| Input Current | ±50 nA maximum |
| Shock | 30 g Half Sine |
| Maximum Common Mode Voltage | 42 V peak to earth 1 V p-p between T1 and T2 |
| Drop | 4 Drops from 1 m to Concrete |
| Low Resistance Load | Less than 5μV change in output with a 100KΩ resistance |
| Compliance, electrical | CE, MIL-PRF-28800F Class 2 |
| Battery Type | 3 AA (IEC LR6, ANSI 15) Alkaline |
| Compliance, substances | RoHS 2 Directive, 2011/65/EU Compliant, REACH |
| Battery Indicator | Four (4) Stage Battery Charge Indicator |
| Electrical safety | IEC-61010 |
| Operating Temp | -4 to 131°F (-20 to 55°C) |
| EMC | EN 61326, MIL-PRF-28800F, Class 2 |
| Storage Temp | -59.8 to 159.8°F (-51 to 71°C) |
| ESD | IEC 61326 Criterion B |
| Humidity | <50°F (10°C): Non-condensing; 50 to 86°F (10 to 30°C): 5 to 95% RH; 86 to 104°F (30 to 40°C): 5 to 85% RH; 104°F (40°C) to 104 to 131°F (55°C): 5 to 60% RH |
| Sanitation | NSF/ANSI/3-1 14159-2 |
| Altitude | 0 to 15,092 ft (0 to 4600 m) |
| Standards | MIL-PRF-28800F, Class 2 |
| Vibration | Random 10 – 500 Hz, 0.03 g2/Hz |
| Included accessories | 3 AA Batteries, Quick Start Guide, Tilt Stand/Magnetic, Calibration Report |
| Shock | 30g Half Sine |
| Conformity | ITS-90 Types B, E, J, K, N, R, S, T EN 60584-1 2013 Type C ASTM E988 Table 3 Type D ASTM E1751 5.1.1 Type G DIN 43710 Types L and U ASTM E1751 5.1.2 Type P |
| Drop | 4 Drops from 3.28' (1 m) to Concrete |
| Supported thermocouple types | K, J, T, E, B, N, R, S, G, C, D, P, L, U |
| Compliance, Electrical | CE, MIL-PRF-28800F Class 2 |
| Type K range | -382° to 2502°F (-230° to 1372°C) |
| Compliance, Substances | RoHS 2 Directive, 2011/65/EU Compliant, REACH |
| Type J range | -328° to 2192°F (-200° to 1200°C) |
| Electrical Safety | IEC-61010 |
| Type T range | -436° to 752°F (-260° to 400°C) |
| EMC | EN 61326, MIL-PRF-28800F, Class 2 |
| Type E range | -400° to 1832°F (-240° to 1000°C) |
| ESD | IEC 61326 Criterion B |
| Type B range | 590° to 3308°F (310° to 1820°C) |
| Sanitation | NSF/ANSI/3-1 14159-2 |
| Type N range | -382° to 2372°F (-230° to 1300°C) |
| Included Accessories | 3 AA Batteries, Quick Start Guide, Tilt Stand/Magnetic, Calibration Report |
| Type R range | 5° to 3214°F (-15° to 1768°C) |
| Dimensions | 7.6 x 3.31 x 1.1" (193 x 84 x 28 mm) (7.6 x 3.3 x 1.1 in) |
| Type S range | -4° to 3214°F (-20° to 1768°C) |
| Weight including Batteries | 12.8 oz (362.9 g) |
| Type G range | 212° to 4199°F (100° to 2315°C) |
| Type C range | 32° to 4199°F (0° to 2315°C) |
| Type D range | 32° to 4199°F (0° to 2315°C) |
| Type P range | 32° to 2543°F (0° to 1395°C) |
| Type L (J-DIN) range | -328° to 1652°F (-200° to 900°C) |
| Type U (T-DIN) range | -328° to 1112°F (-200° to 600°C) |
| Dimensions | 7.6 x 3.3 x 1.1" (193 x 84 x 28 mm) |
| Weight | 12.8 oz (362.9 g) including batteries |
| Source/measure accuracy | ±0.003% [reading] ± 5 µV (18° to 28°C / 64.4° to 82.4°F, CJC error included) |
| Series | CL945A |
| Resolution | 0.01°C up to 999.99°C and 0.1°C at 1000°C or greater |
| Type | thermocouple calibrator |
| Range | -15 mV to 85 mV |
| Type | Industrial handheld thermocouple calibrator |
| Cold junction error | ±0.15°C |
| Thermocouple types | K, J, E, T, N, B, R, S, G, C, D, L, P, U (14 types) |
| Connector type | Two (2) Mini-TC Copper |
| Accuracy | ±0.003% reading ±5 μV |
| Temperature units | °C, °F, mV |
| Resolution | 0.01° |
| Probe zero function | Resolution 0.1°C/°F |
| Battery life | 500 hours |
| Reading rate | 3/sec. for readings and TREND indicators |
| Function | Read and source signals |
| Battery type | 3 AA (IEC LR6, ANSI 15) Alkaline |
| Standard | MIL-PRF-28800F Class 2 |
| Battery life | 500 hours typical |
| Range | -15 mV to 85 mV |
| Battery indicator | Four (4) stage battery charge indicator |
| Cold Junction Error | ±0.15°C |
| Display | Two (2) rows of five (5) digit LCD with separate minus sign, decimal indicators, with offset, thermocouple types KJTEBNRSGCDPLU, battery, source, read, temperature units, voltage units, percent, trend, PRST (0-19), MIN, MAX, AVG, RNG, STDEV, Transfer, symbols: Fast Ramp, Slow Ramp, Step, Bluetooth |
| Conformity | ITS-90 Types B,E,J,K,N,R,S,T; EN 60584-1 2013 Type C; ASTM E988 Table 3 Type D; ASTM E1751 5.1.1 Type G; DIN 43710 Types L and U; ASTM E1751 5.1.2 Type P |
| Statistics | Minimum reading, Maximum reading, Average reading, Reading range, Standard deviation |
| Temperature Ranges | K: -382 to 2502°F (-230 to 1372°C) (-382°F to 2502°F); J: -328 to 2192°F (-200 to 1200°C) (-328°F to 2192°F); T: -436 to 752°F (-260 to 400°C) (-436°F to 752°F); E: -400 to 1832°F (-240 to 1000°C) (-400°F to 1832°F); B: 590 to 3308°F (310 to 1820°C) (590°F to 3308°F); N: -382 to 2372°F (-230 to 1300°C) (-382°F to 2372°F); R: 5 to 3214°F (-15 to 1768°C) (5°F to 3214°F); S: -4 to 3214°F (-20 to 1768°C) (-4°F to 3214°F); G: 212 to 4199°F (100 to 2315°C) (212°F to 4199°F); C: 32 to 4199°F (0 to 2315°C) (32°F to 4199°F); D: 32 to 4199°F (0 to 2315°C) (32°F to 4199°F); P: 32 to 2543°F (0 to 1395°C) (32°F to 2543°F); L (J-DIN): -328 to 1652°F (-200 to 900°C) (-328°F to 1652°F); U (T-DIN): -328 to 1112°F (-200 to 600°C) (-328°F to 1112°F) |
| Display backlight | Four (4) LED backlight with 30-second timeout |
| Connector Type | Two (2) Mini-TC Copper |
| Auto off | 20 minute no key pressed Auto Off. Feature can be disabled |
| Temperature Units | °C, °F, mV |
| Keypad | Twelve (12) momentary switches with audible and tactile feedback |
| Probe Zero Function Resolution | 0.1°C/°F |
| Power cycle configuration retention | Instrument retains: Sensor Type, Temperature Unit, Offset Values, Presets, Statistics, Open Lead detection status, 0%/100% span settings, and operating mode |
| Reading Rate | 3/sec. for Readings and TREND indicators |
| Internal preset storage | 20 preset user-determined storage registers, 0-19 |
| Display | Two (2) rows of Five (5) digit LCD with separate minus sign, decimal indicators, with offset, thermocouple types KJTEBNRSGCDPLU, battery, source, read, temperature units, voltage units, percent, trend, PRST (0-19), MIN, MAX, AVG, RNG, STDEV, Transfer, symbols: Fast Ramp, Slow Ramp, Step, Bluetooth; 5-DIGIT AUTO-RESOLUTION (0.1/0.01) with backlight and function annunciators |
| Input current | ±50 nA maximum |
| Display Resolution | 0.01° <1000°, .1° ≥ 1000° |
| Maximum common mode voltage | 42 V peak to earth, 1 V p-p between T1 and T2 |
| Display Backlight | Four (4) LED Backlight with 30-second timeout |
| Low resistance load | Less than 5 µV change in output with a 100 KΩ resistance |
| Statistics | Minimum Reading, Maximum Reading, Average Reading, Reading Range, Standard Deviation |
| Operating temp | -4° to 131°F (-20° to 55°C) |
| Auto Off | 20 minute no key pressed Auto Off. Feature can be disabled |
| Storage temp | -59.8° to 159.8°F (-51° to 71°C) |
| Keypad | Twelve (12) momentary switches with audible and tactile feedback |
| Humidity | less than 10°C (50°F): Non-condensing 10° to 30°C (50° to 86°F): 5 to 95% RH 30° to 40°C (86° to 104°F): 5 to 85% RH 40° to 55°C (104° to 131°F): 5 to 60% RH |
| Power Cycle Configuration Retention | Retains Sensor Type, Temperature Unit, Offset Values, Presets, Statistics, Open Lead detection status, 0%/100% span settings, and operating mode |
| Altitude | 0 to 15,092 ft (0 to 4600 m) |
| Internal Preset Storage | 20 Preset user-determined storage registers, 0-19 |
| Vibration | Random 10-500 Hz, 0.03 g2/Hz |
| Input Current | ±50 nA maximum |
| Shock | 30 g Half Sine |
| Maximum Common Mode Voltage | 42 V peak to earth 1 V p-p between T1 and T2 |
| Drop | 4 Drops from 1 m to Concrete |
| Low Resistance Load | Less than 5μV change in output with a 100KΩ resistance |
| Compliance, electrical | CE, MIL-PRF-28800F Class 2 |
| Battery Type | 3 AA (IEC LR6, ANSI 15) Alkaline |
| Compliance, substances | RoHS 2 Directive, 2011/65/EU Compliant, REACH |
| Battery Indicator | Four (4) Stage Battery Charge Indicator |
| Electrical safety | IEC-61010 |
| Operating Temp | -4 to 131°F (-20 to 55°C) |
| EMC | EN 61326, MIL-PRF-28800F, Class 2 |
| Storage Temp | -59.8 to 159.8°F (-51 to 71°C) |
| ESD | IEC 61326 Criterion B |
| Humidity | <50°F (10°C): Non-condensing; 50 to 86°F (10 to 30°C): 5 to 95% RH; 86 to 104°F (30 to 40°C): 5 to 85% RH; 104°F (40°C) to 104 to 131°F (55°C): 5 to 60% RH |
| Sanitation | NSF/ANSI/3-1 14159-2 |
| Altitude | 0 to 15,092 ft (0 to 4600 m) |
| Standards | MIL-PRF-28800F, Class 2 |
| Vibration | Random 10 – 500 Hz, 0.03 g2/Hz |
| Included accessories | 3 AA Batteries, Quick Start Guide, Tilt Stand/Magnetic, Calibration Report |
| Shock | 30g Half Sine |
| Conformity | ITS-90 Types B, E, J, K, N, R, S, T EN 60584-1 2013 Type C ASTM E988 Table 3 Type D ASTM E1751 5.1.1 Type G DIN 43710 Types L and U ASTM E1751 5.1.2 Type P |
| Drop | 4 Drops from 3.28' (1 m) to Concrete |
| Supported thermocouple types | K, J, T, E, B, N, R, S, G, C, D, P, L, U |
| Compliance, Electrical | CE, MIL-PRF-28800F Class 2 |
| Type K range | -382° to 2502°F (-230° to 1372°C) |
| Compliance, Substances | RoHS 2 Directive, 2011/65/EU Compliant, REACH |
| Type J range | -328° to 2192°F (-200° to 1200°C) |
| Electrical Safety | IEC-61010 |
| Type T range | -436° to 752°F (-260° to 400°C) |
| EMC | EN 61326, MIL-PRF-28800F, Class 2 |
| Type E range | -400° to 1832°F (-240° to 1000°C) |
| ESD | IEC 61326 Criterion B |
| Type B range | 590° to 3308°F (310° to 1820°C) |
| Sanitation | NSF/ANSI/3-1 14159-2 |
| Type N range | -382° to 2372°F (-230° to 1300°C) |
| Included Accessories | 3 AA Batteries, Quick Start Guide, Tilt Stand/Magnetic, Calibration Report |
| Type R range | 5° to 3214°F (-15° to 1768°C) |
| Dimensions | 7.6 x 3.31 x 1.1" (193 x 84 x 28 mm) (7.6 x 3.3 x 1.1 in) |
| Type S range | -4° to 3214°F (-20° to 1768°C) |
| Weight including Batteries | 12.8 oz (362.9 g) |
| Type G range | 212° to 4199°F (100° to 2315°C) |
| Type C range | 32° to 4199°F (0° to 2315°C) |
| Type D range | 32° to 4199°F (0° to 2315°C) |
| Type P range | 32° to 2543°F (0° to 1395°C) |
| Type L (J-DIN) range | -328° to 1652°F (-200° to 900°C) |
| Type U (T-DIN) range | -328° to 1112°F (-200° to 600°C) |
| Dimensions | 7.6 x 3.3 x 1.1" (193 x 84 x 28 mm) |
| Weight | 12.8 oz (362.9 g) including batteries |
