Specifications – Fluke 77 User Manual

Page 9

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77/75/23/21 English Instruction Sheet

Page

9

Service and Parts

To contact Fluke, call one of the following telephone numbers:

USA and Canada: 1-888-99-FLUKE (1-888-993-5853)
Europe: +31 402-678-200
Japan: +81-3-3434-0181
Singapore: +65-

*

-276-6196

Anywhere in the world: +1-425-356-5500

Or, visit Fluke’s Web site at www.fluke.com.

Item

Description

Fluke

PN

Quan.

BT1

Battery, 9 V, NEDA 1604/IEC 6F22, or

NEDA 1604A/IEC 6LR61

696534
614487

1

F1*

Models 21/75:

Fuse, F630 mA, 250 V, Min Interrupt
Rating 1500 A or IEC 127-1

740670

1

F2*

Fuse, F11 A, 1000 VAC/DC,
Min Interrupt Rating 17 kA

943118

1

F1*

Models 23/77:
Fuse, F44/100 A, 1000 VAC/DC,
Min Interrupt Rating 10 kA

943121

1

F2*

Fuse, F11 A, 1000 VAC/DC,
Min Interrupt Rating 17 kA

943118

1

* For safety, use exact replacement

Specifications

Accuracy is specified for a period of one year after calibration, at
18

°

C to 28

°

C (64

°

F to 82

°

F) with relative humidity to 90%. AC

conversions are ac-coupled, average responding, and calibrated
to the RMS value of a sine wave input.

Accuracy specifications are given as:

±

([% of reading] + [number of least significant digits])

Maximum Voltage Between
any Terminal and Earth
Ground

Rated voltage

Display

Digital: 3,200 counts, updates 2.5/sec
Analog: 31 segments, updates 25/sec

Response Time of Digital
Display

V ac < 2 s
V dc < 1 s

< 1s to 320 k

, < 2s to 3.2 M

,

< 10 s to 32 M

Operating Temperature

0

°

C to 50

°

C

Storage Temperature

-40

°

C to 60

°

C

Temperature Coefficient

0.1 x (specified accuracy)/

°

C

(<18

°

C or >28

°

C)

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This manual is related to the following products:

23, 21, 75