Repair
Repair Price: $ 1,508.00
Purchase
CSL Part Number: 80344
Product Overview: The Sigma 1600 Automatic Liquid Sampler Control Board, manufactured by HACH, is a vital component of water sampling systems. Its primary function is to manage and automate the collection of liquid samples in environmental monitoring and wastewater treatment applications. The board operates within the Sigma 1600 series and features key configurations for sampling accuracy and programmability. It's engineered to interface with various flow sensors and utilizes binary counters for precise sampling intervals.
Category: Control Board
Manufacturer: HACH
Alternate Manufacturer Names: American Sigma
Manufacturer Part Number: 1902
Series: Water Sampler
Other Synonyms: American Sigma
Common Failures
Units submitted for service have exhibited symptoms including blank displays, improper sample pulling, counting irregularities, continuous or intermittent sampling issues, and inaccurate dial readings. These symptoms may present temporarily or persistently, and some may require the unit to be powered off for a reset.
Root Causes
Corrosion and defective components have been observed as contributing factors in some units during evaluation.
Repair Approach
Repair procedures may include cleaning corroded areas and replacing defective components as needed. Diagnostic testing is performed to identify issues and verify repair work.
Testing & Quality
Following repair, units undergo testing to confirm functionality. Testing procedures may include extended burn-in periods to evaluate performance under simulated operational conditions before the unit is returned.
Service and repair your broken HACH part
We can repair your HACH model 1902 in our facility. Let our skilled technicians get your HACH back in operation quickly.
Step 1 - Click the green 'Repair Now' button above to add the part and then complete the RMA.
Step 2 - The RMA form will be sent to you via email. Print the RMA form and put it in a box with the item(s) for repair.
Step 3 - Ship or mail the box to the address listed on the RMA.
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