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Summary of Contents for ISCO 674
- Page 1 Model 674 Rain Gauge Instruction Manual Part #60-3283-011 Copyright © 1992, 2001. All rights reserved, Isco, Inc. Revision E, November, 2001...
- Page 3 FOREWORD This instruction manual is designed to help you gain a thorough understanding of the operation of the equipment. Isco recommends that you read this manual com- pletely before placing the equipment in service. Although Isco designs reliability into all equipment, there is always the possibility of a malfunction.
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Page 5: Table Of Contents
1-1 Replacement Parts List Illustration ........1-6 List of Tables 1-1 Technical Specifications for the 674 Rain Gauge ......1-5... - Page 6 Model 674 Rain Gauge Table of Contents...
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Page 7: Section 1 Operation Instructions
When connected to a flow meter, the rain gauge enables the flow meter to print rainfall data on its chart or store rainfall data in memory. It also lets the flow meter actuate an associated Isco Automatic Wastewater Sampler. Typical applications include monitoring of storm water runoff, inflow and infiltration studies (I&I), and combined sewer over-... -
Page 8: Location Of The Rain Gauge
1. Unpack the rain gauge from the shipping box. Save the box and packing to return the rain gauge to Isco if that becomes necessary. Remove the insert that holds the tip- ping bucket. Remove the outer tube (white cover with fun- nel) from the rain gauge by unsnapping the two latches on the side. -
Page 9: Maintenance
Disconnect the Isco cable from the terminal block inside the rain gauge and splice the user-supplied cable to that end of the Isco cable. If the wiring and the splice will be exposed to the weather, use wire appropriate for outdoor use and insulate the splice properly. -
Page 10: Electrical Considerations
“dry contact” switch, with power supplied from whatever device it controls. When you connect the rain gauge to an Isco Flow Meter, the cur- rent through the switch contacts is very low and there is no prob- lem with line losses or damage to the switch contacts. However, if... -
Page 11: Technical Specifications
-40° to 140° F (-40° to 60° C) 1.9 Replacement Parts The following page contains a list of replacement parts for the List Isco 674 rain gauge. The illustration shows the location of the numbered parts, which are described in the accompanying table. -
Page 12: Replacement Parts List Illustration
Model 674 Rain Gauge Section 1 Operation Instructions MODEL 674 RAIN GAUGE METRIC VERSION METRIC VERSION ITEM INVENTORY NO. DESCRIPTION 603283023 INLET SCREEN MESH 410991001 SENSOR MAG PRXTY.175/.800 SPST 603283004 LEVEL ADJUSTING KNOB 233042800 NYLON WASHER .253 × .506 × .01... - Page 13 Warranty period Lincoln, NE 68504, U.S.A. * This warranty applies to USA customers. Customers in other countries should contact their Isco dealer for warranty service. Before returning any instrument for repair, please call, fax, or e-mail the Isco service department for instructions.
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