Instruction/ maintenance manual of the product SN0500 Honeywell
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SN0500 / SN0501 REFRIGERANT GAS LEAK DETECTOR INSTALLATION / USER GUIDE Copyright © 2004 Honeywe ll Control Systems Ltd. All Rights Reserved EN1B-0014UK07 R0404.
GAS LEAK DETECTOR INSTALLATION & US ER GUIDE CONTENTS 1. INTRODUCTION .................................................................................................... 3 2. EXTERNAL CONNECTIONS ..................................................
GAS LEAK DETECTOR INSTALLATION & US ER GUIDE 1. INTRODUCTION The Honeywell Refrigerant Gas Detection sensors, SN0500 (for refrigerant R404a) and SN0501 (for refrigerant R410) are used to detect the leakage of refrigerant g as and notify a monitoring system or provide a local indication (i.
GAS LEAK DETECTOR INSTALLATION & US ER GUIDE 3. POWER SUPPLY The Power supply is connected at Con 1 (see Fig. 1) Green LED on - shows power connected.
GAS LEAK DETECTOR INSTALLATION & US ER GUIDE 5. RELAY CONTACTS Note: If changing any jumper - power must be removed. There are two relays rated up to 1 Amp at 24V DC/AC. The status of the relays is jumper selectable. Relay 1 at Con 6. Low-level alarm.
GAS LEAK DETECTOR INSTALLATION & US ER GUIDE 7. STANDARD DEFAULT SETTINGS Relay 1 Low-level relay set at 500 PPM, NO, Auto reset mode Relay 2 High-level relay set at 900 PPM, NO, Auto reset mode. Delays on both alarm outputs are 0 minutes (no delay).
GAS LEAK DETECTOR INSTALLATION & US ER GUIDE 8. CONNECTIONS AT A GLANCE Connector Pin Description CON1 1 0V Supply Voltage. CON1 2 24V Supply Voltage. CON1 3 Earth. CON2 1 Display Connection – not used. CON2 2 Display Connection – not used. CON2 3 Display Connection – not used.
Automation & Control Solutions Refrigeration Control Newhouse Industrial Estate Motherwell Lanarkshire ML1 5SB Phone: (44) 01698 481698 Fax: (44) 01698 481699 www.
An important point after buying a device Honeywell SN0500 (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 SN0500 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 SN0500 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Honeywell SN0500 you will learn all the available features of the product, as well as information on its operation. The information that you get Honeywell SN0500 will certainly help you make a decision on the purchase.
If you already are a holder of Honeywell SN0500, 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 SN0500.
However, one of the most important roles played by the user manual is to help in solving problems with Honeywell SN0500. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Honeywell SN0500 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
