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Parameter Value
Transition junction dimensions 71mmx12.5mm(2.8inx0.49in)
Minimum immersion length
[5]
(< 5 mK error)
5608: 80 mm (3.1 in)
5609: 100 mm (3.9 in)
Maximum immersion length 305 mm (12 in)
Response time
[5]
5608: 9 seconds typical
5609: 12 seconds typical
Self heating (in 0 °C bath) 5608: 75 mW/°C
5609: 50 mW/°C
Lead-wire cable type Teflon,™ 24 AWG
Lead-wire length 1.8 m (6 ft)
Lead-wire temperature range –50 °C to 250 °C
Calibration Calibration not included; NVLAP-accredited calibra-
tion optional, lab code 200348-0. Please see calibra-
tion uncertainty table and its explanation of
changeable uncertainties.
[1]
“Accuracy” is a difficult term when used to describe a resistance thermometer. The
simplestwaytoderivebasic“accuracy”istocombinetheprobedriftspecificationand
calibration uncertainty with readout accuracy at a given temperature.
[2]
Three thermal cycles from min to max temp, includes hysteresis, 99.9 % confidence
[3]
After 100 hrs at max temp, 99.9 % confidence
[4]
Temperatures outside this range will cause irreparable damage. For best performance,
transition junction should not be too hot to touch.
[5]
Per ASTM E 644
3.2 Electrical Circuit
The PRTs are provided with a terminal box handle. The two meter cable has
four 24 AGW lead wires in a Teflon® jacket with a stainless steel spring
strain relief.
8
5608/5609
User’s Guide
1.888.610.7664 sales@GlobalTestSupply.com
Fluke-Direct.com
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