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Summary of Contents for Nexen Paper Checker PC210
- Page 1 WEB CONTROL PRODUCTS User Manual Paper Checker PC210 FORM L-20341-E-0208...
- Page 2 In accordance with Nexen’s established policy of constant product improvement, the specifications contained in this manual are subject to change without notice. Technical data listed in this manual are based on the latest information available at the time of printing and are also subject to change without notice.
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Page 3: Table Of Contents
Table of Contents THEORY OF OPERATION ------------------------------------------------------------------------------------------------------------------4 INSTALLATION -----------------------------------------------------------------------------------------------------------------------------------4 ELECTRICAL CONNECTIONS -----------------------------------------------------------------------------------------------------------6 FRONT PANEL CONTROLS & INDICATORS --------------------------------------------------------------------------------------7 SETUP CONTROLS ---------------------------------------------------------------------------------------------------------------------------8 OPERATION --------------------------------------------------------------------------------------------------------------------------------------9 CALIBRATION ---------------------------------------------------------------------------------------------------------------------------------13 SPECIFICATIONS ----------------------------------------------------------------------------------------------------------------------------15 WARRANTY----------------------------------------------------------------------------------------------------------------------------------------- FORM NO. L-20341-E-0208... -
Page 4: Theory Of Operation
THEORY OF OPERATION Nexen’s PC210 Paper Checker system is used on front panel and contact closures. There are two sets of contacts, one for overfeed or splice and one for break. web-fed machinery to detect web breaks or splices. On... - Page 5 INSTALLATION (continued...) FIGuRE 2 NOTE: Sensor placement is dependent on the application, whether web or sheet-fed type machines. SENSORS The PC210 utilizes the UH200 sensor pair (finished the signals. To prevent this interference or crosstalk, the in black). The sensor model is selected with a switch sensors must be placed at least 80 in.
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Page 6: Electrical Connections
INSTALLATION (continued...) ALIGNMENT (SEE FIGuRE 2) 2.36 + 0.20 in. [60 + 5 mm]. 1. The Transmitter must be the upper unit with 4. The lateral displacement must be within 0.20 In. the Receiver mounted below when used with a [5 mm]. -
Page 7: Front Panel Controls & Indicators
FRONT PANEL CONTROLS AND INDICATORS Web Break Normal Run Double Feed/ Test Reset Splice Indicator Switch Indicator Indicator Switch RED LED RED LED GREEN LED Cover Power Panel Switch FIGuRE 4 The Power Switch has an imbedded indicator LED that web-fed machine. -
Page 8: Setup Controls
SETuP CONTROLS FIGuRE 5 NOTE: For machine speed below 30 ft. per minute [10 meters per minute] use Modes 4, 5, and 6. Setup controls are located inside the cover on the Web Thickness Selector Switch sets the standard front panel of the PC210. These controls are used to product thickness to be run. -
Page 9: Operation
OPERATION Detailed operation, setup, testing, and troubleshooting for each mode will be described in this section. Modes 3, 6, 9, and 0 are not operating modes and will be discussed where appropriate within the text. TABLE 2 OuTPuT CONFIGuRATIONS FOR vARIOuS MODES WEB SPLICE/ COMMENTS WEB BREAK... - Page 10 OPERATION (continued...) TABLE 3 SHEET FEED MODE OPERATIONS CONDITION STATuS CORRECTIvE ACTION Normal None Receiver 45° Abnormal Is the Sensor installed and Emitter aligned correctly? Has dust accumulated No Web in Sensor gap inside the Sensor tube? Abnormal (Clean the Sensor tube with anair gun or remove the Sen- sor tube for cleaning.) Normal...
- Page 11 OPERATION (continued...) Refer to Figure 9 for descriptions of the various splice A web splice passing through the Sensor will cause the types and dimensions and observe the following rules Web Splice Indicator to glow and the Web Splice Relay which apply to all splice detection.
- Page 12 OPERATION (continued...) TABLE 4 WEB SPLICE MODE - MODES 1 OR 4 CONDITION STATuS CORRECTIvE ACTION Normal None Is the Sensor installed 45 ° Abnormal and aligned correctly? Has dust accumulated inside the Sensor tube? (Clean the Sensor tube with an No Web in Sensor air gun or remove the Sensor tube for cleaning.)
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Page 13: Calibration
OPERATION (continued...) 5. The Test Switch can be depressed prior to testing un in Reak peRaTion to prevent the Web Break Relay from changing state when a test piece is placed in the sensor path with 1. Set the Mode Selector Switch to Mode 2 or 5. an open section (which looks like a web break). - Page 14 CALIBRATION (continued...) DETECTING SIGNAL LEvEL Sensor Signal Gain This control is factory set for normal operation and in most applications does not require field adjustment. If the web or sheet run in a machine is consistently less than 0.002 In. [0.05 mm] and the Normal Run Indicator LED will not come on (the Web Break Indicator LED stays on), it may be necessary to adjust the detecting signal level.
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Page 15: Specifications
SPECIFICATIONS ° 2 ° 0 ° 0 ° 0 e l l e l l n i t ] n i ] n i FORM NO. L-20341-E-0208... -
Page 16: Warranty
Buyer shall be obligated to pay or which Buyer may incur based upon, related to or arising out of its contracts with its customers or other third parties. In no event shall Nexen be li- able for any amount of damages in excess of amounts paid by Buyer for Products or services as to which a breach of contract has been determined to exist.
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