HYDRA

Service Manual

Table 6-6. A3 A/D Converter PCA (cont)

Reference

 

 

Description

Fluke Stock

Designator

 

 

No

 

 

 

R13,R43

 

 

RES,CF,270,+-5%,0.25W

810424

R14,R24-28

*

 

RES,CERM,47K,+-5%,.125W,200PPM

746685

R15

 

 

RES,CERM,61.9K,+-1%,.125W,100PPM

 

*

 

821330

R16,R17,R20

*

 

RES,CERM,200K,+-5%,.125W,200PPM

746743

R18

 

 

RES,CERM,16.9K,+-1%,.125W,100PPM

 

*

 

836635

R21

*

 

RES,CERM,845,+-1%,.125W,100PPM

821322

R22

*

 

RES,CERM,91K,+-5%,.125W,200PPM

811828

R29,R30

*

 

RES,CERM,22,+-5%,.125W,200PPM,1206

746230

R31,R32,R38

*

 

RES,CERM,100K,+-5%,.125W,200PPM

740548

R35,R42

 

 

RES,CERM,100K,+-5%,3W

 

*

 

820811

R37

*

 

RES,CERM,24.9K,+-1%,.125W,100PPM

867689

R45,R46

 

 

RES,MF,10K,+-1%,0.100W,100PPM

 

 

 

601432

RT1

 

 

THERMISTOR,DISC,POS,1K,+-40%,25 C

820878

RV1,RV2

 

 

VARISTOR,910,+-10%,1.0MA

876193

TP9

 

 

JUMPER,WIRE,NONINSUL,0.200CTR

816090

U1

*

 

IC,COMPARATOR,QUAD,14 PIN,SOIC

741561

U3

* IC,CMOS,DUAL D F/F,+EDG TRG,SOIC

782995

U4,U5,U10-12

* IC,ARRAY,7 NPN DARLINGTON PAIRS,SOIC

821009

U6

* IC,BPLR,TRUE RMS TO DC CONVERTER

 

707653

U7

*

 

IC,OP AMP,JFET INPUT,DECOMP,SOIC

837237

U8

* MEAS PROCESSOR & A/D CONV, CMOS IC.

 

776195

U9

*

 

IC,CMOS,MCU,8 BIT,1 MHZ,ROMMEDPLCC68

601317

U13

* IC,OP AMP,DUAL,HIGH BW,SNGL SUP,SO8

929075

U14

*

 

IC,COMPARATOR,DUAL,LOW PWR,SOIC

837211

VR1

*

 

STABILITY TESTED ZENER

387217

VR2,VR3

 

 

ZENER,UNCOMP,6.0V,5%,20MA,0.2W,SOT-23

 

*

 

837161

W1

 

 

WIRE ASSY,(H)

834929

W2

 

 

WIRE ASSY,INPUT (L)

 

 

 

874086

Y1

 

 

CRYSTAL,3.6864MHZ,+-0.005%,HC-18V

570606

Y2

 

 

CRYSTAL,3.84MHZ,+-0.05%,HC-18/U

 

 

 

650390

Z1

 

 

RNET,CERM,SIP,2620 LO V DIVIDER

849984

Z2

 

 

RNET,MF,POLY,SIP,2620 A TO D CONV

884544

Z3

 

 

RNET,CERM,SIP,2620 HI V AMP GAIN

847363

Z4

 

 

RNET,MF,POLY,SIP,2620 HI V DIVIDER

851100

1.W FUSIBLE RESISTOR. TO ENSURE SAFETY, USE EXACT REPLACEMENT ONLY.

2.SEE DETAIL IN FIGURE 6-6 FOR RELAY INSTALLATION POLARITY.

Tot Qty

2

6

1

3

1

1

1

2

3

2

1

2

1

2

1

1

1

5

1

1

1

1

1

1

1

2

1

1

1

1

1

1

1

1

Notes

6-28

Page 261 Page 263
Page 262
Image 262
Fluke 2635A, 2625A service manual Reference Description Fluke Stock Designator
Page 261 Page 263

2635A, 2625A specifications

The Fluke 2625A is a sophisticated data logger designed for a wide range of industrial and laboratory applications. This versatile instrument excels in capturing and monitoring temperature and voltage measurements with precision and reliability. One of its standout features is its ability to record data from various sensors, making it ideal for environments where comprehensive data acquisition is critical.

Equipped with a large LCD display, the Fluke 2625A provides clear and user-friendly access to real-time measurement data. Its graphical interface allows users to visualize trends and monitor readings easily, which significantly enhances usability. The device supports a variety of input types and can connect to thermocouples, RTDs, and other sensors, offering great flexibility for various measurement tasks.

The Fluke 2625A employs advanced measurement technologies that ensure accuracy in data logging. With a high sampling rate, it captures fast-changing signals while maintaining data integrity. The device features a built-in memory that allows for extensive logging, accommodating long-term monitoring tasks without requiring constant oversight. Users can set it to log data at specified intervals, offering customizable solutions for different monitoring needs.

Another significant characteristic of the Fluke 2625A is its robust communication capabilities. The device supports USB and RS-232 interfaces for easy connectivity with computers and other devices, making data transfer and analysis seamless. This feature is especially beneficial for users who need to compile or analyze large sets of data quickly.

Furthermore, the Fluke 2625A is designed with durability in mind. Its rugged construction makes it suitable for challenging environments, including those with high levels of vibration, dust, or moisture. This reliability ensures that the device can withstand the rigors of fieldwork while still delivering accurate measurements.

In summary, the Fluke 2625A is a powerful data logger that combines versatility, accuracy, and reliability. Its user-friendly interface, advanced measurement technologies, and robust design make it an essential tool for professionals in various industries, from manufacturing and HVAC to research and development. Whether monitoring temperature changes in a laboratory or assessing voltage levels in an industrial setting, the Fluke 2625A stands out as a trusted solution for effective data logging and analysis.
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