A-1
Appendix A. Specifications
Accuracy: 25
°
C: Typically
±
0.4% of reading [(
±
3
counts on the least significant digit displayed (all ranges)].
0-55
°
C: Typically
±
0.6% of reading [(
±
3 counts on the
least significant digit displayed (all ranges)].
Range Selection: Autoranging (3 ranges).
Sensor Calibration: Calibration multipliers for two
sensors are stored in memory. Calibration multipliers are
entered from the keypad.
Sensor Averaging: Sensor output is averaged for 15
seconds when AVG key is pressed in Measurement mode.
Averages are displayed in HOLD mode to retain the
average on the display.
Linearity:
±
0.05%.
Operating Conditions: 0 to 55
°
C, 0 to 95% RH (non-
condensing).
Storage Conditions: -55 to 60
°
C, 0 to 95% RH
(non-condensing).
Display: 4 1/2 digit custom LCD display. Updated every
0.5 seconds.
Keypad: Sealed, 5-key tactile response keypad.
Battery Life: 150 hours typical with continuous operation.
Automatic shutoff after 25 minutes of inactivity in
measurement mode.
Power Requirement: One 9V Eveready Alkaline #522 or
equivalent.
