VWR® Traceable®, Highly Accurate Freezer Thermometers
These triple-display thermometers offer a choice of different probes. The bottle insulates the thermometer from rapid temperature changes when door is opened. The stainless steel handle probe (Ø×L: 3,2×300 mm) with 3 metre cable is waterproof and suitable for liquids, air/gas and semi-solids, with adjustable holder and VELCRO® tape.
- Maximum/minimum values on the last 24 hours (each hour) and the last 7 or 30 days (each day)
- Time and date stamp key: Time and date for all minimum and maximum readings
- Visual LED flashes and audible alarm sounds continuously even if temperature returns to non alarm range in 0,1 °C increments
Choice of four platinum probes with PTFE cable.
Calibration points:
620-1976 and 620-1977: −40 °C; 0 °C and 50 °C
620-1978: −80 °C; 0 °C; 50 °C and 190 °C
620-1979: −80 °C; −40 °C and 0 °C
: Calibration complies with ISO/IEC 17025, ANSI/NCSL Z540-1 and 9001, accredited by A2LA indicates traceability to standards provided by NIST.
: Supplied with two AAA batteries, PT probe, cable, bench stand, wall mount and serial numbered Traceable® certificate of calibration.
: Note: For longer-lasting performance of the cable, please insert the probe and cable through a freezer port. If sealing the door on the cable, please provide extra slack so that the cable is not pulled every time the door is opened and closed.