Fluke 51 specifications Electrical, Range

51-54 Series II

Product Overview

Electrical

	J-type: −210 oC to +1200 oC (−346 oF to + 2192 oF)
	K-type: −200 oC to +1372 oC (−328 oF to +2501 oF)
Measurement	T-type: −250 oC to +400 oC (−418 oF to +752 oF)
Range	E-type: −150 oC to +1000 oC (−238 oF to +1832 oF)
	N-type: −200 oC to +1300 oC (−328 oF to +2372 oF)
	R- and S-type: 0 oC to +1767 oC (+32 oF to +3212 oF)
Display	0.1 oC / oF / K < 1000o
Resolution	1.0 oC / oF / K ≥ 1000o
	J-, K-, T-, E-, and N-type: ±[0.05 % of reading + 0.3
Measurement	oC (0.5 oF)] [Below −100 oC (−148 oF): add 0.15 % of
Accuracy	reading for J, K, E, and N; and 0.45 % of reading for T]
	R- and S-type: ±[0.05 % of reading + 0.4 oC (0.7 oF)]
	0.01 % of reading + 0.03 oC per oC (0.05 oF per oF)
	outside the specified +18 oC to 28 oC (+64 oF to +82
Temperature	oF) range
Coefficient	[Below −100 oC (−148 oF): add 0.04 % of reading for
	J-, K-, E-, and N-type; and 0.08 % of reading for T-
	type]
Electromagnetic	Susceptibility: ±2 oC (±3.6 oF) for 80 MHz to 200 MHz in
Compatibility	1.5 V/m field, for 200 MHz to 1000 MHz in 3 V/m field.
	Emmisions: Commercial Limits per EN50081-1
Maximum	1 V (Maximum voltage difference between T1 and T2)
Differential
Common Mode
Voltage
Temperature	ITS-90
Scale
Applicable	NIST-175
Standards

Accuracy is specified for ambient temperatures between 18 oC (64 oF) and 28 oC (82 oF) for a period of 1 year. The above specifications do not include thermocouple error.

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