Extech Instruments 421502 Instruction Manual

2 421502es Ver. 1.7 6/00
2. SPECIFICATIONS
Display 5 digit LCD multifunction display
Battery Power Supply NEDA 1604, IEC 6F22, or 006P 9VDC battery.
Auto Power off Meter shuts down after approx. 30 mins. of inactivity
Battery life 100 hours typical with carbon zinc battery
Dimensions / Weight 7.5 x 3.6 x 2.1” (192x91x52.5mm); 11.7oz. (365g)
J TC Range -328 to 1922
o
F (-200 to 1050
o
C)
K TC Range -328 to 2498
o
F (-200 to 1370
o
C)
Resolution 0.1
o
C or 0.2
o
F
Temperature units Selectable C or F temperature units
±(0.05% rdg + 0.3
o
C) -50
o
C to 1370
o
C
±(0.05% rdg + 0.7
o
C) -50
o
C to -200
o
C
±(0.05% rdg + 0.6
o
F) -58
o
F to 2498
o
F
Accuracy
±(0.05% rdg + 1.4
o
F) -58
o
F to -328
o
F
Temperature Coefficient 0.1 times the applicable accuracy specifications per
o
C
from 0
o
C to 18
o
C and 28
o
C to 50
o
C (32
o
F to 64
o
F and 82
o
F
to 122
o
F)
Water resistant housing Gasket protected front panel
Input Protection 24VDC or 24VAC rms max. input on any combination of
inputs. Max voltage between T1 and T2 inputs = 1V
Reading rate One reading per second
Input connectors Accepts standard miniature thermocouple connectors
Supplied thermocouple 4', type K, teflon insulation,
Max insulation temp: 260
o
C (500
o
F)
Accuracy: +2.2
o
C or +0.75% of rdg
(whichever is greater) from 0
o
C to 800
o
C
Ambient Operating
Range
32 to 122
o
F (0 to 50
o
C); less than 80% RH
Storage Temperature
-4 to 140
o
F (-20 to 60
o
C); less than 70% RH

Extech Instruments 421502 Specifications

General

Brand	Extech Instruments
Model	421502
Category	Thermometer
Language	English