Summary of Contents for Nexen EN40-IS
- Page 1 ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 QRO (442) 1 95 72 60 ventas@industrialmagza.com DIST. AUTORIZADO WEB CONTROL PRODUCTS User Manual Electro-Pneumatic Converter Model EN40-IS FORM NO. L-20113-E-0501...
- Page 2 DIST. AUTORIZADO 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
® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 QRO (442) 1 95 72 60 ventas@industrialmagza.com DIST. AUTORIZADO TABLE OF CONTENTS Introduction ---------------------------------------------------------------------------------------------------------------------------------------- 1 Theory of Operation --------------------------------------------------------------------------------------------------------------------------- 2 Installation ---------------------------------------------------------------------------------------------------------------------------------------- 2 Electrical Connections ------------------------------------------------------------------------------------------------------------------------ 4 Air Line Connections -------------------------------------------------------------------------------------------------------------------------- 5 Adjustment ---------------------------------------------------------------------------------------------------------------------------------------- 6 Maintenance ------------------------------------------------------------------------------------------------------------------------------------- 7... -
Page 4: Introduction
Accordingly, anyone who uses a procedure that is not recommended by Nexen must first satisfy themselves that neither their safety or the safety of the product will be jeopardized by the service method selected. -
Page 5: Theory Of Operation
THEORY OF OPERATION Nexen’s EN40-IS Electro-Pneumatic Converter converts current input signals into corresponding pneumatic Moving signals. Normally the EN40-IS is used as part of a Coil Nexen-Nireco Intrinsically Safe Tension Control System, or as an independent Electo-Pneumatic Converter, controlled by an external signal from a Process Controller,... - Page 6 DIST. AUTORIZADO BASE MOUNTING 1. Remove the EN40-IS wall mounting bracket from the EN40-IS. 2. Secure the EN40-IS to the base using the Brackets and M5 cap screws provided (See Figure 3). FIGURE 3 MANIFOLD MOUNTING 1. Remove the EN40-IS wall mounting bracket from the EN40-IS.
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Page 7: Electrical Connections
MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 QRO (442) 1 95 72 60 ventas@industrialmagza.com DIST. AUTORIZADO ELECTRICAL CONNECTIONS 1. Remove the cover from the EN40-IS and remove the WARNING Tag from the INPUT terminals (See Figure 7). Remove WARNING CAUTION Always short the INPUT terminals when transporting or storing the EN40-IS. -
Page 8: Air Line Connections
QRO (442) 1 95 72 60 ventas@industrialmagza.com DIST. AUTORIZADO AIR LINE CONNECTION Nexen’s EN40-IS requires clean, pressure regulated air for maximum performance and long life. Your Nexen CAUTION Distributor carries filters and regulators specifically When lubrication is required for the final designed to operate with Nexen products. -
Page 9: Adjustment
The EN40-IS is available in three models. The model designation can be found on the serial number tag, located on the front of the EN40-IS. If adjustments are required, determine the model and refer to Table 1 for the ) i s correct values called out in the adjustment procedure. - Page 10 ® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 QRO (442) 1 95 72 60 ventas@industrialmagza.com DIST. AUTORIZADO PARTS LIST i f i r l i o h t i FIELD WIRING INTRINSIC SAFETY This barrier effectively isolates the Sensors and Electro- requirements for Intrinsically Safe Class I, II, and III, Pneumatic Converter in the hazardous area from the Division 1, Groups A, B, C, D, E, F, and G, Nonincendive,...
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Page 11: Maintenance
1. Remove the Gauge Port Plug and install a suitable air pressure gauge. 2. Apply Psup to inlet port (See Table 1). 3. Vary the electrical signal to the EN40-IS within the range of 4-20mADC. CLEANING FIXED ORIFICE NOTE: If dirt particles are present in the Fixed Orifice, check the condition of Pre-filter and Coalescing Filter. -
Page 12: Field Wiring Intrinsic Safety
® MEX (55) 53 63 23 31 MTY (81) 83 54 10 18 QRO (442) 1 95 72 60 ventas@industrialmagza.com DIST. AUTORIZADO FIGURE 16 Field Wiring Intrinsic Safety (SC-1395) FORM NO. L-20113-E-0501... -
Page 13: Warranties
Exclusive Remedy The exclusive remedy of the Buyer for any breach of the warranties set out above will be, at the sole discretion of Nexen, a repair or replacement with new, serviceably used or reconditioned Product, or issuance of credit in the amount of the purchase price paid to Nexen by the Buyer for the Products.
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