Beamex MB Metrology Temperature Block

Features

  • High Accuracy and Stability: Internal temperature accuracy up to ±0.1°C, stability up to ±0.005°C.
  • Built-in Reference Input: Option to connect external reference sensor for enhanced accuracy (R model).
  • Axial Uniformity: Provides uniformity up to ±0.02°C with dual-zone control.
  • Immersion Depth: Up to 203 mm for more stable calibrations.
  • Loading Compensation: Corrects the effect of loading with accuracy up to ±0.005°C.
  • Communication Port: Enables connection to Beamex MC calibrators for automatic calibration.
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Beamex MB Metrology Temperature Block delivers bath-level accuracy in a convenient dry block, ideal for field or laboratory use. With its dual-zone control technology, the MB ensures excellent stability and uniformity, while providing immersion depth up to 203 mm and temperature ranges from -45°C to +700°C. The MB series offers precise, reliable temperature calibration for various industrial applications.

Benefits:

  • High Accuracy and Stability: Provides accurate internal temperature measurement and display accuracy up to ±0.1°C. Unique temperature control technology delivers excellent stability up to ±0.005°C.
  • Built-in High-Accuracy Reference Input: R model allows connection of an external reference sensor with accuracy up to ±0.006°C.
  • Improved Axial Uniformity: Dual-zone control and extended well depth provide axial uniformity up to ±0.02°C.
  • Deeper Immersion Depth: Immersion depth of up to 203 mm (160 mm for MB140) improves stability and reduces stem conduction error at higher temperatures.
  • Effective Loading Performance: Dual-zone control corrects the effect of loading with performance up to ±0.005°C.
  • Seamless Communication: Communicates with Beamex MC calibrators for automatic calibration and documentation.

Specification

Model MB140 MB155 MB425 MB700
Temperature range at 23 °C –45 °C to 140 °C
(–49 °F to 284 °F)		 –30 °C to 155 °C
(–22 °F to 311 °F) 3		 35 °C to 425 °C
(95 °F to 797 °F)		 50 °C to 700 °C3)
(122 °F to 1292 °F)
Display accuracy ±0.1 °C Full range ±0.1 °C Full range ±0.1 °C to 100 °C
±0.15 °C to 225 °C
±0.2 °C to 425 °C		 ±0.2 °C to 425 °C
±0.25 °C to 660 °C
Stability ±0.005 °C Full range ±0.005 °C Full range ±0.005 °C to 100 °C
±0.008 °C to 225 °C
±0.01 °C to 425 °C		 ±0.005 °C to 100 °C
±0.01 °C to 425 °C
±0.03 °C to 700 °C
Axial uniformity 40 mm (1.6 in) ±0.08 °C to –35 °C
±0.04 °C to 0 °C
±0.02 °C to 50 °C
±0.07 °C to 140 °C		 ±0.025 °C to 0 °C
±0.02 °C to 50 °C
±0.05 °C to 155 °C		 ±0.05 °C to 100 °C
±0.09 °C to 225 °C
±0.17 °C to 425 °C		 ±0.09 °C to 100 °C
±0.22 °C to 425 °C
±0.35 °C to 700 °C
Radial uniformity ±0.01 °C Full range ±0.01 °C Full range ±0.01 °C to 100 °C
±0.02 °C to 225 °C
±0.025 °C to 425 °C		 ±0.01 °C to 100 °C
±0.025 °C to 425 °C
±0.04 °C to 700 °C
Loading effect (with a 6.35 mm reference probe and three 6.35 mm probes) ±0.02 °C to –35 °C
±0.005 °C to 100 °C
±0.01 °C to 140 °C		 ±0.005 °C to 0 °C
±0.005 °C to 100 °C
±0.01 °C to 155 °C		 ±0.01 °C Full range ±0.02 °C to 425 °C
±0.04 °C to 700 °C
Hysteresis ±0.025 °C ±0.025 °C ±0.04 °C ±0.07 °C
Immersion depth 160 mm (6.3 in) 203 mm (8 in) 203 mm (8 in) 203 mm (8 in)
Resolution 0.001 °C / °F
Display LCD, °C or °F, user-selectable
Key pad Ten key with decimal and +/– button. Function keys, menu key, and °C / °F key.
Insert OD dimensions 30.0 mm (1.18 in) 30.0 mm (1.18 in) 30.0 mm (1.18 in) 29.2 mm (1.15 in)
Cooling time 44 min: 23 °C to –45 °C
19 min: 23 °C to –30 °C
19 min: 140 °C to 23 °C		 30 min: 23 °C to –30 °C
25 min: 155 °C to 23 °C		 220 min: 425 °C to 35 °C
100 min: 425 °C to 100 °C		 235 min: 700 °C to 50 °C
153 min: 700 °C to 100 °C
Heating time 32 min: 23 °C to 140 °C
45 min: –45 °C to 140 °C		 44 min: 23 °C to 155 °C
56 min: –30 °C to 155 °C		 27 min: 35 °C to 425 °C 46 min: 50 °C to 700 °C
Size (H x W x D) 366 x 203 x 323 mm
(14.4 x 8 x 12.7 in)
Weight 14.2 kg (31.5 lb) 14.6 kg (32 lb) 12.2 kg (27 lb) 14.2 kg (31.5 lb)
Power  requirements 230 VAC (±10 %), 550 W
115 VAC (±10 %), 550 W		 230 VAC (±10 %), 550 W
115 VAC (±10 %), 550 W		 230 VAC (±10 %), 1025 W
115 VAC (±10 %), 1025 W		 230 VAC (±10 %), 1025 W
115 VAC (±10 %), 1025 W
Computer interface RS-232
Calibration Accredited calibration certificate provided
Environmental operating conditions 5 °C to 40 °C, 0 % to 80 % RH (non-condensing)
Specifications valid in environmental conditions 18 °C … 28 °C
3) Calibrated to 660 °C; reference thermometer recommended at higher temperatures.

 

R Model Specifications MB
Resistance range 0 Ω to 400 Ω
Resistance accuracy 1) 0 Ω to 20 Ω: ±0.0005 Ω  20 Ω to 400 Ω: ±25 ppm of reading
Characterizations ITS-90, CVD, Resistance
Temperature accuracy (100 ohm PRT) 2) Below zero: ±(0.006 °C + 0.001 % of temperature reading) Above zero: ±(0.006 °C + 0.003 % of temperature reading)
Sensor connection 4-wire, 6-pin Lemo
Calibration Accredited calibration certificate provided
1) Measurement accuracy specifications apply within the specified environmental operating conditions and assume 4-wires for PRTs.
2) The built-in reference thermometer readout accuracy does not include the sensor probe accuracy.

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