Fluke 1551A-12 Calibration Guide - Page 22

Any substitution voids the Product safety rating., Make sure the battery polarity is correct.

Page 22 highlights

1551A Ex/1552A Ex Calibration Manual To change the batteries, see Figure 1: 1. Use a flat-blade screwdriver to remove the battery door screw. 2. Remove the battery door to access the three AAA batteries. 3. Replace only with approved AAA batteries listed in this document. See Table 11. Any substitution voids the Product safety rating. 4. Make sure the battery polarity is correct. 5. Replace the battery door and install the screw. Battery Alkaline AAA Figure 1. Battery Replacement Table 11. Approved Batteries Manufacturer Duracell Rayovac Energizer Panasonic Type LR03/MN2400 LR03/824 LR03/E92 LR03X gjo003.eps 12

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1551A Ex/1552A Ex
Calibration Manual
12
To change the batteries, see Figure 1:
1.
Use a flat-blade screwdriver to remove the battery door screw.
2.
Remove the battery door to access the three AAA batteries.
3.
Replace only with approved AAA batteries listed in this document. See Table 11.
Any substitution voids the Product safety rating.
4.
Make sure the battery polarity is correct.
5.
Replace the battery door and install the screw.
gjo003.eps
Figure 1. Battery Replacement
Table 11. Approved Batteries
Battery
Manufacturer
Type
Duracell
LR03/MN2400
Rayovac
LR03/824
Energizer
LR03/E92
Alkaline AAA
Panasonic
LR03X