Precision Digital Thermometer Readouts and Reference Thermometers

Model

Probe Types

Accuracy at 0°C

1502A
 

PRTs
 

±0.006°C
 

Resolution of 0.001°C and accuracy to match; uses ITS-90, IPTS-68, CVD, or DIN (IEC 751) conversions

1504

Thermistors

±0.002°C

Reads thermistors from 0 to 500kΩ; uses Steinhart-Hart and CVD.

Model

Probe Types

Accuracy at 0°C

1523
 

PRTs, Thermistors,
Thermocouples

±0.002°C
 

Battery-powered, hand-held reference thermometer; INFO-CON connector reads coefficients without programming; saves 25 readings on demand; graphics trends.

1524
 

PRTs, Thermistors,
Thermocouples

±0.002°C
 

Hand-held reference thermometer same as 1523 but with inputs for two thermometers, logs up to 15,000 readings and stores 25 more on demand.

Model

Probe Types

Accuracy at 0°C

1529
 

PRTs, Thermistors,
Thermocouples

±0.006°C (PRT)
 

Four channels can all be measured simultaneously; battery powered; logs up to 8,000 readings; flexible display.

Model

Probe Types

Accuracy at 0°C

1575A
 

SPRTs, PRTs, Thermistors

±0.001°C
 

4ppm accuracy; resolution to 0.0001°C for SPRTs and 0.00001°C for thermistors; 2 channels; add 10 more channels with a mux.

1590
 

SPRTs, PRTs, Thermistors

±0.00025°C
 

1ppm accuracy; patented DWF connectors; color display; add up to 50 channels with muxes.

Model

Probe Types

Accuracy at 0°C

1560

The instrument accepts any combination of the modules listed below; all are easily added to and removed from the 1560 base

2560

SPRTs, PRTs

±0.005°C

2 channels of 25Ω or 100ΩPRTs

2561

HTPRTs

±0.013°C

2 channels to 1200°C

2562

PRTs

±0.01°C

8 channels of 2-, 3-, or 4-wire RTDs

2563

Thermistors

±0.0013°C

2 channels of resolution to 0.0001°C

2564

Thermistors

±0.0025°C

8 channels for data acquisition

2565

Thermocouples

±0.05°C

Reads most TC types with 0.0001mV resolution

2566

Thermocouples

±0.1°C

Reads any combination up to 12 channels of virtually any type of TC

2567

1000Ω PRTs

±0.006°C

2 channels of high-resistance PRTs

2568

1000Ω PRTs

±0.01°C

8 channels of high-resistance PRTs

1529
 

PRTs, Thermistors,
Thermocouples

±0.006°C (PRT)

Four channels can all be measured simultaneously; battery powered; logs up to 8,000 readings; flexible display.

1575A
 

SPRTs, PRTs, Thermistors

±0.001°C
 

4ppm accuracy; resolution to 0.0001°C for SPRTs and 0.00001°C for thermistors; 2 channels; add 10 more channels with a mux.

1590
 

SPRTs, PRTs, Thermistors

±0.00025°C
 

1ppm accuracy; patented DWF connectors; color display; add up to 50 channels with muxes.

Model

Probe Types

Accuracy at 0°C

1529
 

PRTs, Thermistors,
Thermocouples

±0.006°C (PRT)
 

Four channels can all be measured simultaneously; battery powered; logs up to 8,000 readings; flexible display.

1523
 

PRTs, Thermistors,
Thermocouples

±0.002°C
 

Battery-powered, hand-held reference thermometer; INFO-CON connector reads coefficients without programming; saves 25 readings on demand; graphics trends.

1524
 

PRTs, Thermistors,
Thermocouples

±0.002°C
 

Hand-held reference thermometer same as 1523 but with inputs for two thermometers, logs up to 15,000 readings and stores 25 more on demand.

Model

Probe Types

Model Features

1620A
 

"DEWK" Thermo-Hygrometer

Two channels measure ambient temperature to ±0.125°C and % RH to ±1.5%. Onboard memory holds up to two years of time/date-stamped readings. Visual and audio alarms. Detachable sensors contain their own calibration data for easy recalibrations. Ethernet and wireless capabilities.

Model

Probe Types

Model Features

8508A
 

Reference Multimeter

True ohms measurement. 20 amp current measurement. Stores up to 100 PRT coefficients.