Stevens 44903 Instruction Manual Download | Manualshive

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Stevens

®

Type

A/F Encoder

For Stand-Alone Encoder Part # 90043

AND Encoder Attachment Part # 44903

INSTRUCTION 90044

DISCONTINUED

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Summary of Contents for 44903

Page 1: ...Stevens Type A F Encoder For Stand Alone Encoder Part 90043 AND Encoder Attachment Part 44903 INSTRUCTION 90044 DISCONTINUED ...

Page 2: ... 8 2 1 Type A F Encoder standalone 8 2 2 Type A F Encoder on Type A Recorder 9 2 3 Type A F Encoder on Type F Recorder 10 2 4 Electrical Installation 11 3 MAINTENANCE AND TROUBLESHOOTING 12 3 1 MAINTENANCE 12 3 2 TROUBLESHOOTING CHART 12 3 3 FACTORY ASSISTANCE 12 LIST OF ILLUSTRATIONS Figure 1 Standalone A F Encoder 8 Figure 2 Installation on the Type A Recorder 9 Figure 3 Installation on the Type...

Page 3: ...ter and the human body CAUTION Be aware of protective measures against environmentally caused electric current surges In addition to the previous warnings and cautions the following safety activities should be carefully observed Children Adolescents NEVER give batteries to young people who may not be aware of the hazards associated with batteries and their improper use or disposal Jewelry Watches ...

Page 4: ...s required by the Federal Communications Commission WARNING This equipment generates uses and can radiate radio frequency energy and if not installed in accordance with the instructions manual may cause interference to radio communications It has been tested and found to comply with the limits for a Class A computing device pursuant to Subpart J of Part 15 of FCC Rules which are designed to provid...

Page 5: ... 8 Housed in a protective metal enclosure supplied with mounting brackets for mounting directly to the input shafts of existing Stevens Type A or Type F chart recorders The Encoder input shaft accepts standard Stevens float pulleys for either beaded float line or perforated tape and would normally be installed in a gage house over a float well Installation of the standalone version of the Encoder ...

Page 6: ...instrument shelters can be found in the Stevens Water Resources Data Book any edition 1 4 TYPE A F ENCODER SPECIFICATIONS Input Standalone Shaft supported by ball bearings and threaded for Stevens float pulley clamping hardware the shaft drives the internally mounted encoder the pulley float float tape or line and clamping hardware are optional Type A F Encoder basic Incremental optical disc and e...

Page 7: ...inuous Shaft Torque 0 05 inch ounce max Enclosure Standalone Part 90043 Aluminum protected by polyurethane paint 5 4 in high x 7 in wide x 7 4 in deep 137 x 178 x 188 mm exclusive of float pulley Enclosure A F Encoder Attachment Part 44903 Aluminum protected by polyurethane paint 2 45 in high x 2 2 in wide x 1 3 in deep 62 23 mm x 55 9 mm x 33 mm exclusive of cable cable clamp or input shaft beari...

Page 8: ...mping hardware from the input shaft and install parts in the following order The float pulley The cupped washer cupped side toward the Encoder The clamping disc tighten the right and left hand clamping screws evenly against the cupped washer in the directions indicated by the stamped arrows The hex nut tighten moderately with a socket wrench b Position the Encoder so that when the float tape or li...

Page 9: ...igure 2 2 2 1 Recommended equipment and tools Basic A F Encoder installation kit for Type A Recorder 2 2 2 Installation Procedure a Remove the cable tape from the float pulley on the Recorder b Remove the float pulley nut float pulley clamp cupped washer and float pulley You may wish to save the nut and washer for future use c Remove the wingnut from beneath the Recorder under the pulley shaft Ins...

Page 10: ...e F Recorder 2 3 2 Installation Procedure a Remove the cable tape from the float pulley on the Recorder b Remove the float pulley nut cupped washer and float pulley You may wish to save the nut and washer for future use c Remove the screw from beneath the Recorder under the pulley shaft using the Allen wrench in the installation kit Install the Encoder bracket and replace the screw d Position the ...

Page 11: ... to Encoder 2 Black Power and signal common 3 White Signal 1 output 4 Green Signal 2 output Shield To Logger ground or common connection 2 4 3 Disconnect the power source of the associated Logger insert each wire into the appropriate wire tunnel on the Logger input connector and tighten the associated screw For the Stevens AxSys the input cable from the AxSys can connect directly to the terminals ...

Page 12: ...level causes a decreasing reading reverse encoder signal leads Set Logger Scale switches to correct position power off Check float for binding Check encoder support bracket Check bearings standalone 3 3 FACTORY ASSISTANCE If there is an Encoder problem call and ask for a Stevens Customer Technical Representative The direct dial number is 1 800 452 5272 and the call is free from Canada or the USA A...

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