Agilent Technologies U1241A User manual

Measurement Functions Input terminal Overload Protection
Voltage
COM
1000 V R.M.S.
Diode 1000 V R.M.S
Resistance < 0.3 A short circuit current
Capacitance
μA & mA μA mA COM 440 mA/1000 V 30 kA/fast-acting fuse
AACOM11A/1000 V 30 kA/fast-acting fuse
Temperature +T1 –T1 1000 V R.M.S.
Temperature (for U1242A) +T2 –T2 440 mA/1000 V 30 kA/fast-acting fuse
WARNING To avoid damaging this device, do not exceed the input limit.
Keypad
Annunciator
Rotary Switch
U1241A U1242A
Input Terminal
Agilent U1241A/U1242A Handheld Digital Multimeter
Quick Start Guide
Agilent Technologies
U1241A_U1242A_QSG_ENG_MY.fm Page 1 Tuesday, July 3, 2007 2:23 PM

U1241A/U1242A Quick Start Guide
Annunciator Display
No. Descriptions No. Descriptions
121-segment analog bar graph display 12 MINMAX Recording mode
2Capacitor discharge indicator 13 Harmonic Ratio mode (for U1242A)
3Cold junction of ambient temperature 14 Data logging mode (for U1242A)
4Audible continuity for resistance and diode function 15 Data logging viewing mode (for U1242A)
5Primary display 16 Auto or manual data logging mode and datalog
viewing mode
6AC or DC measurement mode 17 Secondary display (temperature display)
7Auto range 18 Null math function
8Diode / Audible continuity 19 Thermocouple type for temperature measurement
9T1, T2 and T1 – T2 temperature measurements scan
(for U1242A)
20 Primary measurement units
21 Measurement range
10 Data hold 22 Low battery indicator
11 T1, T2* and T1 – T2* temperature measurements 23 Auto power off indicator
1
2
3
4
5
6
7
810
9
11
12
13
14
15
16
17
18
19
20
21
22
23
*T2 temperature measurement and delta (T1 – T2) are only available for U1242A.
U1241A_U1242A_QSG_ENG_MY.fm Page 2 Tuesday, July 3, 2007 2:23 PM

U1241A/U1242A Quick Start Guide
Features and Functions
Function First level functions Range Second level functions (press . ......... )Range
OFF Turn off the meter
DCV measurement 0.1 mV to 1000 V ACV measurement 0.1 mV to 1000 V
Harmonic ratio (for U1242A) 0.0% to 99.9%
Diode measurement Switch counter measurement
Resistance measurement 0.1 W to 100 M W Audible continuity measurement
Capacitance measurement 0.1 nF to 10 mF
DCµA 0.1 μA to 10 mA ACµA measuremen 0.1 μA to 10 mA
DCmA 0.01 mA to 440 mA ACmA measurement 0.01 mA to 440 mA
mA% scale
DCA 0.001 A to 10 A ACA measurement 0.001 A to 10 A
T1 T1 temperature –40 °C to 1000 °C T2 and T1–T2 temperature
measurements (for U1242A)
–40 °C to 1000 °C
Actions Steps
Turns ON backlight Press
Checks battery capacity Press and hold for > 1 second
Freezes the measured value Press
Starts MIN/MAX/AVG recording Press and hold for > 1 second
Offsets the measured value Press
Scan the measured temperature (for U1242A only) Press and hold for > 1 second
Changes the measuring range Press
Turns on auto range Press and hold for > 1 second
Measures frequency for AC signal Press
Starts manual data logging Press and hold for > 1 second
Rotary Switch Keypad
U1241A_U1242A_QSG_ENG_MY.fm Page 3 Tuesday, July 3, 2007 2:23 PM

Tilt Stand
Tilt stand at 60° Tilt stand at 30°
The AgilentU1241A and U1242A are safety-certified in compliance
with the following safety and EMC requirements:
• IEC 61010-1:2001 / EN61010-1:2001
• USA: UL 61010-1:2004
• Canada: CSA C22.2 No. 61010-1:2004
• Category III 1000 V Overvoltage Protection
• IEC 61326:2002/EN 61326: 2003
• CISPR 11:1990/EN55011:1990
• Canada: ICES-001:2004
• Australia/New Zealand: AS/NZS CISPR11:2004
Safety Notices
CAUTION
A CAUTION notice denotes a hazard. It calls attention to
an operating procedure, practice, or the like that, if not
correctly performed or adhered to, could result in damage
to the product or loss of important data. Do not proceed
beyond a CAUTION notice until the indicated conditions
are fully understood and met.
WARNING
WARNING notice denotes a hazard. It calls attention to
an operating procedure, practice, or the like that, if not
correctly performed or adhered to, could result in per-
sonal injury or death. Do not proceed beyond a WARN-
ING notice until the indicated conditions are fully
understood and met.
Safety Symbols
CAT III
1000 V
Safety Information
Caution, risk of danger (refer to this manual
for specific Warning or Caution information)
Caution, risk of electric shock
Earth (ground) terminal
Category III 1000 V Overvoltage Protection
For further safety information details, refer to the Agilent U1241A and U1242A Handheld Digital Multimeter
User’s and Service Guide.
First Edition, July 20, 2007
©Agilent Technologies, Inc. 2007
Printed in Malaysia
Agilent Technologies
U1241-90024
U1241A_U1242A_QSG_ENG_MY.fm Page 4 Tuesday, July 3, 2007 2:23 PM