Instruction/ maintenance manual of the product 272630D Honeywell
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272630D Position Feedback and Auxiliary Switch Accessory For ML6984 and ML7984 INST ALLA TION INSTRUCTIONS APPLICA TION The 272630D auxiliary board is an optional circuit board that is used in conjunction with Series 4000 ML6984 and ML7984 globe valve actuators.
272630D Auxiliary Board INST ALLA TION When installing this product... 1. Read these instructions carefully . Failure to follow them could damage the product or cause a hazardous condition. 2. Check ratings given in instructions and on the product to ensure the product is suitable for your application.
The 272630D provides: 1. A 2-10 Vdc voltage proportional to the valve stem position. This output is capable of sourcing up to 20 mA dc drive current. 2. An isolated "Form C" relay contact closure that energizes when the valve is open more than the setting of the trimmer potentiometer ("trim pot").
Automatic and Control Solutions Honeywell International Inc. Honeywell Limited-Honeywell Limitee 1985 Douglas Drive North 35 Dynamic Drive Golden V alley , MN Scarborough, Ontario 55422 M1V 4Z9.
An important point after buying a device Honeywell 272630D (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Honeywell 272630D yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Honeywell 272630D - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Honeywell 272630D you will learn all the available features of the product, as well as information on its operation. The information that you get Honeywell 272630D will certainly help you make a decision on the purchase.
If you already are a holder of Honeywell 272630D, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Honeywell 272630D.
However, one of the most important roles played by the user manual is to help in solving problems with Honeywell 272630D. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Honeywell 272630D along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
