Instruction Manual
HI 99550
Non-Contact Infrared
Thermometers
w w w . h a n n a i n s t . c o m
WARRANTY
HI 99550 is warranted for two years against defects in workman-
ship and materials when used for its intended purpose and maintained
according to instructions. This warranty is limited to repair or replacement
free of charge.
Damages due to accident, misuse, tampering or lack of prescribed main-
tenance are not covered.
If service is required, contact the dealer from whom you purchased the
instrument. If under warranty, report the model number, date of purchase,
serial number and the nature of the failure. If the repair is not covered by
the warranty, you will be notified of the charges incurred. If the instrument
is to be returned to Hanna Instruments, first obtain a Returned Goods
Authorization Number from the Customer Service department and then
send it with shipment costs prepaid. When shipping any instrument, make
sure it is properly packaged for complete protection.
All rights are reserved. Reproduction in whole or in part is prohibited
without the written consent of the copyright owner.
Hanna Instruments reserves the right to modify the design, construction
and appearance of its products without advance notice.
Dear Customer,
Thank you for choosing a Hanna product.
This manual will provide you with the necessary information
for the correct operation of the meter. Please read it carefully
before using the meter.
If you need additional technical information, do not hesitate
to e-mail us at tech@hannainst.com.
These instruments are in compliance with the
directives.
PRELIMINARY EXAMINATION
Remove the instrument from the packing material and exam-
ine it carefully to make sure that no damage has occurred
during shipment. If there is any damage, notify your Dealer.
Each instrument is supplied complete with battery and in-
structions.
Note: Conserve all packing material until the instrument has
been observed to function correctly. Any defective item
must be returned in its original packing.
GENERAL DESCRIPTION
I n f r a r e d r a d i a t i o n e m i t t e d f r o m a n o b j e c t d e p e n d s o n i t s t e m -
p e r a t u r e . T h e HI 99550 i n f r a r e d t h e r m o m e t e r e m p l o y s t h i s t e c h -
n o l o g y t o m e a s u r e t h e s u r f a c e t e m p e r a t u r e . I n f r a r e d m e a s u r e -
m e n t s a r e e x t r e m e l y p r a c t i c a l w i t h a n i n s t a n t a n e o u s r e s p o n s e
t i m e . T h e n o n - i n t r u s i v e n a t u r e o f t h e m e a s u r e m e n t s c a n t r a n s -
l a t e i t s e l f i n t o s u b s t a n t i a l s a v i n g s i n i n d u s t r i e s w h e r e p r o d u c t s
a r e s e a l e d o r p r e - w r a p p e d . T h i s t y p e o f n o n - i n t r u s i v e m e a s u r e -
m e n t i s a l s o u s e f u l w h e n t h e s u r f a c e t e m p e r a t u r e i s h i g h , f o r
d i f f i c u l t - t o - r e a c h p l a c e s o r d u e t o h y g i e n e r e q u i r e m e n t s .
I n o r d e r t o m e a s u r e t h e t e m p e r a t u r e , s i m p l y p o i n t t o t h e p r o d u c t
o r t h e s p o t a n d h o l d d o w n t h e m e a s u r e m e n t k e y . T h e m e a s u r e d
v a l u e w i l l b e i m m e d i a t e l y d i s p l a y e d o n t h e L C D .
HI 99550 i s d e s i g n e d w i t h a w r i s t - s t r a p a n d e r g o n o m i c s h a p e f o r
g r e a t e r e a s e o f u s e .
T h e f a s t r e s p o n s e t i m e a n d t h e H O L D f u n c t i o n m a k e t h i s i n f r a r e d
m e t e r p a r t i c u l a r l y a t t r a c t i v e f o r r e p e t i t i v e t e s t s i n t h e f a c t o r y o r
o n t h e p r o d u c t i o n l i n e .
T w o m o d e l s a r e a v a i l a b l e f o r m e a s u r e m e n t i n d e g r e e C e l s i u s o r
F a h r e n e i t ( HI 99550-00 a n d HI 99550-01) .
FUNCTIONAL DESCRIPTION
1. Infrared sensor
2. Liquid Crystal Display (LCD)
3. ON/OFF and hold button
4. Wrist-strap
SPECIFICATIONS
HI 99550-00
HI 99550-01
Range
-10 to 300 °C
14 to 572 °F
Resolution
1 °C
1 °F
Accuracy
±2% of reading or
±2°C
±3°F
Typical EMC Deviation
±2 °C
±4 °F
Emissivity
0.95
Wave Length
6 to 14 µm
Typical Response Time
1 second
Optic Coefficient
3 : 1
(ratio of distance to diameter of target diameter);
minimum distance 30 mm (1.2'')
Battery Type
1 x 9V
Battery Life
approx. 150 hours of continuous use
Environement
0 to 50 °C (32 to 122 °F);
RH max 95%
Dimensions
143 x 80 x 38 mm (5.6 x 3.2 x 1.5")
Weight
320 g (11.3 oz.)
ACCESSORIES
HI 710004 Soft carrying case
HI 710007 Blue shockproof rubber boot
HI 710008 Orange shockproof rubber boot
HI 721316 Rugged carrying case
HI 731318 Wiping tissue (4 pcs)
HI 740016 Battery cover
HI 740123 Wrist-strap
IST99550R3
07/05
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