Download Extech Instruments NON-DISPLAY PORTABLE User guide

Introduction
Congratulations on your purchase of Extech’s Dual Input, 3-Display, Hand-Held Digital
Thermometer/Datalogger. This portable digital thermometer is designed to use external K / J / T / E /
R / S / N type thermocouples (K-type supplied). Temperature indication follows Reference
Temperature/Voltage Tables (N.I.S.T. Monograph 175 Revised to ITS-90). It features an adjustable
T/C offset and an RS-232 interface for uploading data to a PC using optional software and cable.
This professional meter, with proper care, will provide years of safe reliable service.
Safety Information
Please read the safety and operational instructions before using this device.
WARNING
To avoid electrical shock, do not use this instrument when working near voltages over 24V AC/DC.
WARNING
To avoid damage or burns, do not make temperature measurement in microwave ovens.
CAUTION
Repeated flexing can break the thermocouple leads. To prolong lead life, avoid sharp bends in the
leads, especially near the connector.
This symbol on the instrument indicates that the operator must refer to an explanation in this
manual.
!
Meter Description
1
2
1.
Optical RS-232 Interface
2.
Thermocouple inputs
3
9
421509
APO
3.
Mini DIN I/O port
4
¡F T1
K
4.
Triple LCD Display
5.
Keypad Overlay
T1
5
ESC -
¡F T1-T2
0
1
6.
Keypad
6
SAVE
READ
Protective rubber holster
8.
Battery compartment on rear
9.
12VDC Adaptor input
2
LOG
READ
4
REL
HOLD
7.
5
[APO]
MAX/MIN
[INVT]
3
CLR ?
SET[ ]
6
SHIFT
[OFS]
7
8
9
TYPE
T1/T2
TYPE
T1/T2
[TIME]
T1-T2
SECOND
THIRD
MAIN
7
ENTER
¡C/¡F
[Limits]
DISPLAY
8
2
421509-EN v2.3 07/13