- Triple display constantly shows high, low, and current temperatures.
- Sensor and 10-foot cable may be placed underwater, in refrigerator, or freezer
- Unplugging the cable activates a sensor inside the unit for monitoring ambient temperature
Simultaneously displays High/Low and current temperature. Instantly view if freezer, water bath, or incubator is within temperature spec. Monitor temperature of any experiment when you’re not there—overnight, weekends, even during lunch. Range is –58 to 158°F for 291-4120 and –50 to 70°C for 291-4121. Resolution is 1° and accuracy is ±1°C. Small cable diameter (1/16-inch) allows refrigerator doors to close on it.
Simple, one key operation resets the minimum/maximum memories. Probe’s wire-mounting bracket permits easy sensor placement. Multi-point calibration on an individually-numbered Traceable® Certificate which assures accuracy from an ISO/IEC 17025:2005 (1750.01) calibration laboratory accredited by A2LA. It indicates traceability of measurements to the SI units through NIST or other recognized national measurement institutes (NMI) that are signatories to the CIPM Mutual Recognition Agreement. Unit’s high-impact ABS plastic case has a flip-open stand, wall mount, magnet, and Velcro® mounting tape. Size is 2-5/8 x 2-1/2 x 3/4 inches and weight is 1-7/8 ounces. Replacement battery Cat. No. 291-1039.