Hach Lange DR2800 Spectrophotometer Service Manual PDF
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Official Hach Lange DR2800 service manual (v2.1). Includes instrument versions & technical data, error messages, factory service/test program (service code, menus, updates), step-by-step repairs (lamp, display, beam path, grating, filter wheel, barcode), beam path adjustment, inspection procedures, circuit/technical documentation, spare parts, and test aids.
Description
Hach Lange DR2800 Spectrophotometer Service Manual (v2.1, Aug 2007) PDF DOWNLOAD
Description
🔧 DR2800 Service Manual — Technician-Level Repair & Calibration Guide
This is the factory Service Manual for the Hach Lange DR2800 Spectrophotometer, built for troubleshooting, repairs, calibration/adjustment, and professional servicing. It covers the full workflow: identify errors → run test program → replace components → adjust beam path → perform inspection checks → reference technical documentation & spare parts.
✅ Instrument Overview (What this unit is)
Single-beam photometer with reference beam, grating-based wavelength selection
Measurement range: 340–900 nm, halogen lamp light source
Touchscreen operation + service/test menus (Factory Service)
📌 What’s Inside (Table of Contents – neatly organized)
1) General / Specifications
Instrument versions (Hach Lange / Hach / Betz / Nalco + EMC redesign variants)
Technical data (range, resolution, accuracy, ports, power, IP rating, dimensions, weight)
Location of components inside the spectrophotometer (photo references)
Beam path component locations + schematic beam path diagram
2) Error Messages & Selfcheck Troubleshooting
Hardware error and selfcheck-stop messages
What each error means + what to check (connections, lamp, grating, filter motor, light path, sensors)
3) Factory Service / Test Program (Diagnostics Menu)
How to access Factory Service + service code
Hardware tests: display, touch, RTC, USB, power/battery
Photometer tests: AD, filter, grating, adjust/calibration
Cell compartment / barcode tests
Options: EEPROM, operating hours, update, logger copy
Inspection tools: hardware check (adjust) + service inspection
4) Repairs (Step-by-step Service Procedures)
Opening the spectrophotometer
Halogen lamp service/replacement
Display assembly removal/replacement
Removing/opening the beam path module
Concave grating + grating motor service
Filter wheel + stepper motor service
Beam splitter mirror, reference board, measurement sensor
Cell compartments (50 mm + round cuvette drive)
Barcode reader servicing
Microprocessor board + battery power supply board
5) Adjusting the Beam Path (Calibration/Alignment)
Preparation, prerequisites, aids/tools needed
Beam path adjustment procedure (critical after optical repairs)
6) Inspection (Verification After Repair)
Inspection procedure overview
Hardware check (adjust) + service inspection tests
7–9) Technical Docs, Spare Parts, Test Aids
Technical documentation (circuits + mounting plans)
Spare parts section
Test aids & devices (hardware/other)
Bonus: The manual also includes service-support bulletins covering DR2700/DR2800/DR5000 notes, software service package info, and hardware redesign service changes.
📄 File Details
| Item | Details |
|---|---|
| Manual Name | Service Manual – DR2800 |
| Models Covered | Hach Lange DR2800 Spectrophotometer (incl. listed variants) |
| Year | Aug 2007 (Version 2.1) |
| Manual PDF Quality | Clear service-manual scan with readable diagrams/tables |
| No. of Pages | 123 pages |
Save hours of trial-and-error—this official DR2800 service manual gives you the exact diagnostic menus, repair steps, and adjustment procedures technicians use to restore accuracy fast. Download now and service your DR2800 with confidence.
