Fluke 1594A User manual
1594A/1595A
Super-Thermometer
User’s Guide
159X____ugeng0000
Fluke Corporation
799 E. Utah Valley Drive • American Fork, UT 84003-9775 • USA
Phone: +1.801.763.1600 • Telefax: +1.801.763.1010
E-mail: support@hartscientific.com
www.hartscientific.com
Specifications subject to change without notice. • Copyright © 2008 • Printed in USA
Limited Warranty & Limitation of Liability
Each product from Fluke Corporation (“Fluke”) is warranted to be free from defects in material and work-
manship under normal use and service. The warranty period is one year(s) for the thermometer. The warranty
period begins on the date of the shipment. Parts, product repairs, and services are warranted for 90 days. The
warranty extends only to the original buyer or end-user customer of a Fluke authorized reseller, and does
not apply to fuses, disposable batteries or to any other product, which in Fluke’s opinion, has been misused,
altered, neglected, or damaged by accident or abnormal conditions of operation or handling. Fluke warrants
that software will operate substantially in accordance with its functional specications for 90 days and that it
has been properly recorded on non-defective media. Fluke does not warrant that software will be error free or
operate without interruption. Fluke does not warrant calibrations on the Super-Thermometer.
Fluke authorized resellers shall extend this warranty on new and unused products to end-user customers only
but have no authority to extend a greater or different warranty on behalf of Fluke. Warranty support is avail-
able if product is purchased through a Fluke authorized sales outlet or Buyer has paid the applicable interna-
tional price. Fluke reserves the right to invoice Buyer for importation costs of repairs/replacement parts when
product purchased in one country is submitted for repair in another country.
Fluke’s warranty obligation is limited, at Fluke’s option, to refund of the purchase price, free of charge repair,
or replacement of a defective product which is returned to a Fluke authorized service center within the war-
ranty period.
To obtain warranty service, contact your nearest Fluke authorized service center or send the product, with a
description of the difculty, postage, and insurance prepaid (FOB Destination), to the nearest Fluke authorized
service center. Fluke assumes no risk for damage in transit. Following warranty repair, the product will be
returned to Buyer, transportation prepaid (FOB Destination). If Fluke determines that the failure was caused
by misuse, alteration, accident or abnormal condition or operation or handling, Fluke will provide an estimate
or repair costs and obtain authorization before commencing the work. Following repair, the product will be
returned to the Buyer transportation prepaid and the Buyer will be billed for the repair and return transporta-
tion charges (FOB Shipping Point).
THIS WARRANTY IS BUYER’S SOLE AND EXCLUSIVE REMEDY AND IS IN LIEU OF ALL OTHER WARRAN-
TIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MER-
CHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. FLUKE SHALL NOT BE LIABLE FOR ANY
SPECIAL, INDIRECT, INCIDENTAL. OR CONSEQUENTIAL DAMAGES OR LOSSES, INCLUDING LOSS OF
iii
Table of Contents
1 Before you start........................................................................1
1.1 Symbols used .......................................................................................... 1
1.2 Safety information ..................................................................................... 1
1.2.1 WARNINGS .....................................................................................................1
1.2.2 CAUTIONS ......................................................................................................2
1.3 Authorized service centers ....................................................................... 2
2 Introduction and specications ..............................................5
2.1 Introduction ............................................................................................... 5
2.2 Specifications ........................................................................................... 5
2.2.1 General ............................................................................................................5
2.2.2 Primary specifications .....................................................................................6
Resistance ratio accuracy ...................................................................................................... 6
Resistor Stability ..................................................................................................................... 6
Absolute resistance accuracy ................................................................................................ 7
Measurement current accuracy.............................................................................................. 7
2.2.3 Ancillary specifications ...................................................................................8
Temperature measurement noise ........................................................................................... 8
Relative measurement current accuracy ................................................................................ 8
2.2.4 General Specifications ....................................................................................9
3 Preparation for operation ...................................................... 11
3.1 Unpacking and inspection ...................................................................... 11
3.2 Instruction Manuals ................................................................................. 11
3.3 Line voltage and fuses ............................................................................ 11
3.4 Connecting to Line Power ....................................................................... 12
3.5 Placement and Rack Mounting ............................................................... 12
4 Features ..................................................................................13
4.1 Introduction ............................................................................................. 13
4.2 Front panel features ................................................................................ 13
4.2.1 Measurement inputs ......................................................................................13
4.2.2 USB connection ............................................................................................13
4.2.3 Front panel keys ............................................................................................14
Front panel display ............................................................................................................... 15
4.3 Rear panel features ................................................................................ 16
External resistor inputs ......................................................................................................... 16
4.3.1 Scanner connection ......................................................................................16
4.3.2 Future peripheral connection ........................................................................17
4.3.3 Remote Operation Connections ....................................................................17
4.3.4 Line voltage connection ................................................................................18
4.3.5 Earth ground connection ...............................................................................18
4.4 Menu system features ............................................................................. 18
4.4.1 User settings screen .....................................................................................18
4.4.2 Measurement screen.....................................................................................18
4.4.3 Main menu screen .........................................................................................19
4.4.4 Channel setup screen ...................................................................................19
4.4.5 Menu navigation tips .....................................................................................19
1594A/1595A Super-Thermometer
iv
4.5 Menu structure ........................................................................................ 19
5 Getting started .......................................................................23
5.1 Powering on the Super-Thermometer ..................................................... 23
5.2 User settings screen ............................................................................... 23
5.3 Connecting a probe or resistor ............................................................... 24
6 Making measurements ..........................................................27
6.1 Introduction ............................................................................................. 27
6.2 Temperature measurement ..................................................................... 27
6.3 Ratio Measurement ................................................................................. 28
6.4 Using an External Resistor...................................................................... 28
7 Maintenance ...........................................................................29
v
Figures
Figure 1 PEM (Power Entry Module) ................................................................ 12
Figure 2 Front view .......................................................................................... 13
Figure 3 Front panel display ............................................................................ 15
Figure 4 Rear view ........................................................................................... 16
Figure 5 External resistor inputs ...................................................................... 16
Figure 6 Power Entry Module .......................................................................... 18
Figure 7 Input wiring ........................................................................................ 24
1594A/1595A Super-Thermometer
vi
Tables
Table 1 Symbols ................................................................................................. 1
Table 2 Resistance ratio accuracy specifications ............................................. 6
Table 3 Resistor stability specifications ............................................................. 7
Table 4 Absolute resistance accuracy specifications ....................................... 7
Table 5 Measurement current accuracy specifications ..................................... 8
Table 6 Temperature measurement noise specifications................................... 8
Table 7 Relative measurement current specifications ....................................... 8
Table 8 General Specifications .......................................................................... 9
Table 9 Optional accessories .......................................................................... 11
Table 10 Front panel key descriptions ............................................................. 14
Table 11 Remote operation connections ......................................................... 17
Table 12 Recommended Reference Resistors and Sensing Current .............. 28
1
Before you start
Safety information
1 Before you start
1.1 Symbols used
Table 1 lists the symbols that may be used on the instrument or in this manual and the meaning of each
symbol.
Table 1 Symbols
Symbol Description Symbol Description
AC (Alternating Current) PE Ground
AC-DC Hot Surface (Burn Hazard)
Battery Read the User’s Guide
(Important Information)
Complies with European Union
directives Off
DC On
Double Insulated Standby Indication
Electric Shock Canadian Standards
Association
Fuse C-TICK Australian EMC mark
Ground
The European Waste Electrical
and Electronic Equipment
(WEEE) Directive (2002/96/EC)
mark.
1.2 Safety information
This instrument is compliant to EN 61010-1 {2nd Edition}, and CAN/CSA 22.2 No 61010.1-04, Pollution
Degree 2. This instrument is designed for indoor use only. Use this instrument only as specified in this manual.
Otherwise, the protection provided by the instrument may be impaired.
The following denitions apply to the terms “Warning” and “Caution”.
“WARNING” identifies conditions and actions that may pose hazards to the user.
“CAUTION” identifies conditions and actions that may damage the instrument being used.
1.2.1 WARNINGS
DO NOT use this unit in environments other than those listed in the User’s Guide.
Follow all safety guidelines listed in the User’s Guide.
Calibration equipment should only be used by trained personnel.
This instrument can measure extreme temperatures. Precautions must be taken to prevent personal
injury or damage to objects. Probes may be extremely hot or cold. Cautiously handle probes to prevent
personal injury. Carefully place probes on a heat/cold resistant surface or rack until they reach room
temperature.
DO NOT operate near flammable materials.
Use only a grounded AC mains supply of the appropriate voltage to power the instrument.
1594A/1595A Super-Thermometer
Authorized service centers
2
DO NOT connect an AC mains supply that does not match the voltage setting on the back of the unit.
DO NOT use this instrument in combination with any probe ( PRT or thermistor) to measure the
temperature or resistance of any device where the probe might come in contact with a conductor that is
electrically energized. Severe electric shock, personal injury, or death may occur.
DO NOT position this instrument in a manner where it is difficult to reach the power cord or power
entry module mains switch. When rack mounting the instrument, ensure the rack power cord and mains
supply switch are accessible.
1.2.2 CAUTIONS
If the instrument is dropped, struck, or handled in a way that causes internal or external physical
damage, immediately unplug the instrument, discontinue use, and contact a Fluke Authorized Service
Center for repair. Do not attempt to disassemble or repair the instrument. Refer repairs or replacement
of components to a Fluke Authorized Service Center.
DO NOT connect AC voltage to any input terminal on the instrument. Permanent damage to the
instrument will result.
1.3 Authorized service centers
Please contact one of the following authorized Service Centers to coordinate service on your Fluke product:
Fluke Corporation
799 E. Utah Valley Drive
American Fork, UT 84003-9775
USA
Phone: +1.801.763.1600
Telefax: +1.801.763.1010
E-mail: support@hartscientific.com
Fluke Nederland B.V.
Customer Support Services
Science Park Eindhoven 5108
5692 EC Son
NETHERLANDS
Phone: +31-402-675300
Telefax: +31-402-675321
E-mail: ServiceDesk@fluke.nl
Fluke Int’l Corporation
Service Center - Instrimpex
Room 2301 Sciteck Tower
22 Jianguomenwai Dajie
Chao Yang District
Beijing 100004, PRC
CHINA
Phone: +86-10-6-512-3436
Telefax: +86-10-6-512-3437
E-mail: xingye.han@fluke.com.cn
3
Before you start
Authorized service centers
Fluke South East Asia Pte Ltd.
Fluke ASEAN Regional Office
Service Center
60 Alexandra Terrace #03-16
The Comtech (Lobby D)
118502
SINGAPORE
Phone: +65 6799-5588
Telefax: +65 6799-5588
E-mail: antng@singa.fluke.com
When contacting these Service Centers for support, please have the following information available:
Model Number
Serial Number
Voltage
Complete description of the problem
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