PPCH-G™ OPERATION AND MAINTENANCE MANUAL
© 2007 DH Instruments, a Fluke Company
Page 136
5.9
SUBASSEMBLY DESCRIPTION AND LOCATION
PPCH-G consists of two modules. The electronic module is mounted on the top of the unit (see Section
5.9.1). The mechanical module (see Section 5.9.2) is beneath the electronic module.
5.9.1
ELECTRONIC MODULE
1. Power entry and fuse
2a. 12V power supply
2b. +5 V, ±15V power supply
3. Driver
board
4. Mini mcro crd
5. On-board barometer
Figure 16.
Electronic module, internal view
5.9.1.1
POWER ENTRY AND FUSE
Electrical pwer connector (IEC-320-C13) and main fuse.
Fuse: 1 A, 250 VAC fuse, 5 x 20 mm, time lag type