Hand
Held Digital Thermometer Model 305
Hand
Held Digital Thermometer
Electrical Specifications:
Temperature Scale:
Celsius or Fahrenheit user selectable
Measurement Range:
-50ºC to 1300ºC (58ºF to 2000ºF)
Resolution:
1ºC or 1ºF, 0.1ºC or 0.1ºF
Accuracy:
Accuracy is specified for operating temperatures over
the range of 18ºC to 28ºC (64ºF to 82ºF),
for 1 year not including thermocouple error.
+/-(0.3% rdg+1ºC) -50ºC to 1000ºC
+/-(0.5% rdg+1ºC) 1000ºC to 1300ºC
+/-)0.3% rdg+2ºF) -58ºF to 2000ºF
Temperature Coefficient:
0.1 times the applicable accuracy specification perºC
from 0ºC to 18ºC and 28ºC to 50ºC (32ºF
to 64ºF and 82ºF tp 122ºF)
Input
Protection:
60V dc or 24V rms ac maximum input voltage on any combination
of input pins.
Reading Rate:
2.5 times per second
Input Connector:
Accepts standard miniature thermocouple connectors
(flat blades spaced 7.9mm, centre to centre)
Hand
Held Digital Thermometer Environmental
Ambient
Operating Range:
0ºC to 50ºC (32ºF to 122ºF)
Storage Temperature:
-20ºC to 60ºC (-4ºF to 140ºF)
Relative Humidity:
0% to 80% (0ºC to 35ºC) (32ºF to 95ºF)
0% to 70% (35ºC to 50ºC) (95ºF to 122ºF)
Hand
Held Digital Thermometer
General
Display:
3 1/2 digit liquid crystal display (LCD) with maximum reading
to 1999
Battery:
Standard 9V battery (NEDA 1604, IEC 6F22)
Battery Life:
200 hours typical with carbon zinc battery
Dimensions:
147mm (H) x 70mm (W) x 39mm (D)
Weight:
7.4 OZ (210G)
Supplied Probe:
4-foot type "K" thermocouple bead probe (teflon
tape insulated).
Maximum insulation temperature 260ºC (500ºF).
Probe accuracy +/-2.2ºC or +/-0.75% of reading
(whichever is greater) from 0Cº to 800ºC
