I believe the controller was upgraded and the timer was disabled. I tested the unit to 200°C and it went up there (according to the controller).
There is a level foot that is missing and the paint is also faded a tad and there are some minor scratches.
The Unit's Serial Number Tag Reads (the tag is hard to read):
Model Number: 496 (catalog number indicates 496A)
Catalog Number: 10-496 Serial Number: 246
Power Requirements: 115 V, 60 Hz, 4.7 A
Key Features:
# 0.3 cu. ft. capacity
# Temperature range to 200°C
# For determination of moisture content in a wide range of materials
# Operator-controlled temperature and atmosphere
Specifications:
Capacity: 0.3 cu. ft. (0.008 m3), 40 Fisher Sel-Sealing crucibles max.
Temperature Range: to 200°C
Average Uniformity (as per ASTM E 145):
In Air Atmosphere: +/- 0.3°C, 3 exchanges/min.
In Nitrogen Atmosphere: +/- 0.75°C, 1 to 6 exchanges/min.
Setpoint Accuracy: < +/- 0.5°C at 107°C
Average Setpoint Reproducibility: < +/- 0.2°C at 107°C
Temperature Control Band: +/- 0.4°C
Long-Term Stability: < +/- 0.2°C per hr. over a 12-hr. period
Temperature Range Rise Time: ambient to 200°C < 4 min. (to reach 63% of 107°C with 2 racks and 30 samples)
Recovery Time: < 5 min. at 107°C (with 2 racks and 30 samples)
Atmosphere Changes (as per ASTM E 145): 3 per min. (greater rate is possible with tank gas)
Reproducibility of Moisture Determination:
Moisture Under 5%: +/- 0.2%
Moisture Over 5%: +/- 0.3%
Company: MHz Electronics, Inc. Contact Name: Michael Finkelstein Status:Premium Member
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About this Fisher Scientific 496A Isotemp listing - This is a for sale classified ad for a used, surplus or second hand Fisher Scientific 496A Isotemp equipment. It is posted by one of our members. To contact the seller of this item please click the WebMail icon at the bottom of this Fisher Scientific 496A Isotemp listing or view this user's member profile for detailed contact info.
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