Hanna Instruments HI 91610C - Manual (Page 18)

35 34
CE DECLARATION OF CONFORMITY
Recommendations for Users
Before using these products, make sure that they are entirely suitable for the environ-
ment in which they are used.
Operation of these instruments in residential areas could cause unacceptable interfer-
ence to radio and TV equipment.
Any variation introduced by the user to the supplied equipment may degrade the
instruments' EMC performance.
Unplug the instruments from power supply before replacing the fuse or making any
electrical connections.
CALIBRATION TEST KEYS
HANNA test keys provide a quick and easy way to test the meter's
accuracy by simply plug the key to the probe socket on the meter.
If the reading differs by more than ±0.4°C (±0.8°F) from the test
key value, the unit is due for recalibration.
Choose the proper test key according to your application needs.
HI 762-18C Calibration test key,at -18.0°C
HI 762000C Calibration test key, at 0.0°C
HI 762070C Calibration test key, at 70.0°C
HI 762-004F Calibration test key, at -0.4°F
HI 762032F Calibration test key, at 32.0°F
HI 762158F Calibration test key, at 158.0°F
HI 7101 RH calibration chamber
HI 7102 RH calibration chamber for probes with sintered cap
HI 7111/P Spare saturation LiCl salts for low humidity calibra-
tion (15 g, 6 pcs)
HI 7121/P Spare saturation NaCl salts for high humidity cali-
bration (33 g, 6 pcs)
Hanna Instruments reserves the right to modify the design,
construction and appearance of its products without advance
notice.