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Digital Temperature Monitors

By Thermo
Digital Temperature Monitors

Monitoring freezer performance simply, effectively and economically with Thermo Scientific™ Temperature/Power Monitors, which provide both alarm/monitoring and digital temperature display in a single, self-contained unit.


  • Temperature range: -100° to +25°C
  • Probe size: 1.25L x 0.25" dia. (3.2 x 0.6cm)
  • Solid-state probes
  • High-temperature alarm with adjustable setpoint
  • Alarm mute and chirp
  • Audio delay timer
  • Remote alarm contacts (SPDT)
  • Battery backup
  • Low-voltage AC power supplys

Single-probe Digital Monitors:

  • 1 input channel
  • 1°C display and setpoint resolution
  • High-temperature alarm
  • Numeric-only LCD alphanumeric display
  • Red visual alarm
  • 8' PTFE solid-state probe lead wire (24 gauge on 6899 model)
  • Velcro® mounting method
  • Case dimensions: 5L x 4.5W x 2"D (27 x 114 x 50mm)

Multiprobe Microprocessor-based Monitors:

  • 2 input channels (6900 model)
  • 0.1°C display and setpoint resolution
  • High- and low-temperature alarm
  • 8-character, back-lit, adjustable LCD alphanumeric display
  • Visual alarm (Green = normal; Red = deviation)
  • 20' PTFE color-coded, solid-state probe lead wire (24 gauge on 6899 model)
  • Standard alarm/battery test switch
  • Bracket mounting method
  • Case dimensions: 6.2L x 3.25W x 2"D (158 x 83 x 50mm)

Cat.No. Name EA   Certified
50-6898 1-Channel Digital Temperature Monitor, Digital $939.00
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50-6899 1-Channel Digital Temperature Monitor, Digital $1151.00
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50-6900 2-Channel Digital Temperature Monitor, Microprocessor $1904.00
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