Fluke 1551a Stik Thermometer & Temperature Calibrator
- Intrinsically-safe, battery operated, portable reference thermometer
- Provides accuracy of ±0.05°C (±0.09°F) over full range
- Features intrinsically-safe operation (ATEX and IECEx compliant)
- Measures -50 °C to 160 °C (-58 °F to 320 °F)
- Provides user-configurable temperature with Trend/Stability indicator
- Displays temperature in °C or °F
- Description
- Additional information
- Specifications
Description
The Fluke 1551A is a high-precision, intrinsically safe “Stik” thermometer designed for accurate temperature measurements in various industrial and field applications.
Key features and benefits:
- Intrinsically-safe, battery operated, portable reference thermometer
- Provides accuracy of ±0.05°C (±0.09°F) over full range
- Features intrinsically-safe operation (ATEX and IECEx compliant)
- Measures -50 °C to 160 °C (-58 °F to 320 °F)
- Provides user-configurable temperature with Trend/Stability indicator
- Displays temperature in °C or °F
- High accuracy: Delivers repeatable temperature measurements accurate to ±0.05°C over its full range.
- Intrinsically safe: Rated intrinsically safe for use in potentially explosive atmospheres, ensuring safe operation in hazardous environments.
- Portability and durability: Compact and rugged design makes it easy to transport and use in the field.
- Long battery life: Provides up to 300 hours of continuous operation on a single battery charge.
- Easy to use: Simple interface and intuitive operation make it easy to learn and use.
Applications:
- Calibration:
- Temperature Sensors: Calibrating a wide range of temperature sensors, including thermocouples, RTDs, and thermistors.
- Temperature Transmitters: Verifying the accuracy of temperature transmitters used in process control systems.
- Process Control:
- Monitoring Critical Processes: Monitoring temperatures in critical processes such as chemical reactions, food processing, and pharmaceutical manufacturing.
- Ensuring Product Quality: Maintaining accurate temperature control to ensure product quality and consistency.
- Industrial Maintenance:
- Troubleshooting Equipment: Diagnosing equipment malfunctions related to temperature deviations.
- Preventive Maintenance: Conducting regular temperature checks to prevent equipment failures.
- Hazardous Area Applications:
- Oil and Gas: Measuring temperatures in potentially explosive atmospheres, such as oil refineries and gas processing plants.
- Chemical Processing: Monitoring temperatures in hazardous environments where flammable gases or vapors may be present.
Overall, the Fluke 1551A is a reliable and accurate temperature measurement tool suitable for a wide range of applications, especially in hazardous environments.
Additional information
| Brand | Fluke Calibration |
|---|
Specifications: Fluke 1551a Stik Thermometer & Temperature Calibrator
| Specifications | |
| Temperature range | -50°C to 160°C (-58°F to 320°F) |
| Accuracy (1 year) | ±0.05°C (±0.09°F) |
| Temperature resolution | Selectable: 0.1, 0.01, 0.001 (default 0.01) |
| Sample rate | Selectable: 0.5 seconds, 1 second, 2 seconds (default 1 second) |
| Readout temperature coefficient | Add ±10 ppm/°C of full scale temperature from −10 °C to 18 °C and 28 °C to 50 °C |
| Probe temperature coefficient | 0.00385 Ω/Ω/°C nominal |
| Nominal probe resistance at 0 °C | 100 Ω |
| Probe hysteresis | ±0.01°C |
| Response time | 4.8 mm diameter probe (3/16 in): 14 seconds 6.35 mm diameter probe (1/4 in): 21 seconds |
| Operating temperature range readout | -10°C to 50°C (14°F to 122°F) |
| Storage temperature | -20°C to 60°C (-4°F to 140°F) 0% to 95% RH, non-condensing |
| Display units | °C, °F |
| Sensor type | 100 Ω thin-film RTD |
| Sensor length | ≤ 10 mm |
| Sensor position (from sheath tip) | 3 mm (0.1 in) |
| Minimum immersion depth | Wet medium (liquid bath, thermowell with thermal compound) 70 mm (2.8 in) Dry medium (dry-well, thermowell without thermal compound) 120 mm (4.8 in) |
| Maximum immersion depth | 50 mm (2 in) less than the total length. Make sure the last 50 mm of probe, nearest to the internal electronics of the device, are not put into the heat source. |
| Probe sheath material | Stainless steel |
| Optional data logging1 | Up to 10,000 time-stamped readings stored to internal memory |
| Logging intervals1 | 2 seconds, 5 seconds, 10 seconds, 30 seconds, or 60 seconds |
| Damping | Moving average of the most recent 2 to 10 readings (ON/OFF, 2, 5, 10) |
| Communications | RS-232 stereo jack (access calibration parameters only) |
| AC power | None |
| DC power | 3-AAA alkaline batteries See Users Manual for approved batteries |
| Battery life | Approximately 300 hours (12.5 days) of continuous operation with the backlight off. |
| Battery save (auto-off) range | Selectable from 1 to 30 minutes or can be disabled |
| Safety | IEC 60079-0, IEC 60079-11: Ex ib IIB T4 Gb; IEC 61010-1: Pollution Degree 2 |
| Electromagnetic compatibility | International: IEC 61326-1: Portable Equipment; IEC 61326-2-2; CISPR 11: Group 1, Class B Group 1: Equipment has intentionally generated and/or uses conductively coupled radio frequency energy that is necessary for the internal function of the equipment itself. Class B: Equipment is suitable for use in domestic establishments and in establishments directly connected to a low voltage power supply network which supplies buildings used for domestic purposes. USA (FCC): 47 CFR 15 subpart B. This product is considered an exempt device per clause 15.103. |
| Size (readout only) | 125 mm x 62 mm x 35 mm (5 in x 2.5 in x 1.4 in) |
| Probe Size | 1551A-9: 4.8 mm x 229 mm (3/16 in x 9 in) 1551A-12: 6.35 mm x 305 mm (1/4 in x 12 in) 1551A-20: 6.35 mm x 508 mm (1/4 in x 20 in) |
| Weight | 196 g (6.9 oz) |
| Calibration (included) | NVLAP-accredited, NIST-traceable |
| Characterization | CVD |
| 1. See ordering information for optional data logging configurations | |
