Omega Engineering HH804W Owner's Manual

HH804W
WIRELESS DUAL INPUT RTD
DIGITAL THERMOMETER
M4552/0707
INSTRUCTION
SHEET
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It is the policy of OMEGA Engineering, Inc. to comply with all
worldwide safety and EMC/EMI regulations that apply. OMEGA
is constantly pursuing certification of its products to the
European New Approach Directives. OMEGA will add the CE
mark to every appropriate device upon certification.
The information contained in this document is believed to be
correct, but OMEGA accepts no liability for any errors it
contains, and reserves the right to alter specifications without
notice.
WARNING: These products are not designed for use in, and
should not be used for, human applications.
INTRODUCTION
This instrument is a 4½ digit, compact-sized portable
digital thermometer designed to use external 100Ω Plati-
num RTD as temperature sensor. Temperature indication
follows Reference Temperature/Resistance Tables (Pt385
for European Curve, Alpha=.00385. Pt3926 for American
Curve, Alpha=.003926. Pt3916 for Japan Curve, Al-
pha=.003916.)

SAFETY INFORMATION

It is recommended that you read the safety and opera-
tion instructions before using the thermometer.
WARNING
To avoid electrical shock, do not use this instrument
when working voltages at the measurement surface
®
over 24V AC or DC.
®
®
WARNING
To avoid damage or burns, do not make temperature
measurement in microwave ovens.
FEDERAL COMMUNICATIONS
COMMISSION
This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two condi-
tions:(1) this device may not cause harmful interfer-
ence, and (2) this device must accept any interference
received, including interference that may cause unde-
sired operation.
NOTE
This equipment has been tested and found to comply
with the limits for a Class B digital device, pursuant to
Part 15 of the FCC Rules. These limits are designed to
provide reasonable protection. This equipment gener-
ates, uses and can radiated radio frequency energy and,
if not installed and used in accordance with the in-
structions, may cause harmful interference to radio
communications. However, there is no guarantee that
interference will not occur in a particular installation If
this equipment does cause harmful interference to ra-
dio or television reception, which can be determined
by turning the equipment off and on, the user is en-
couraged to try to correct the interference by one or
more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and
receiver.
- Connect the equipment into an outlet on a circuit dif-
ferent from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV tech-
nician for help.
Shielded interface cables must be used in order to
comply with emission limits.
Changes or modifications not expressly approved by
the party responsible for compliance could void the
user's authority to operate the equipment.
WIRELESS NOTE
Wireless receiver must keep a distance at least 40cm
from the meter and meter to meter distance
must be at least 30cm.