detcon inc. Model 1010SS-N4X NEMA 4X Stainless Steel Control Enclosure P.N. 954-101051-101 P.O. 4500645366 Operator’s Installation & Instruction Manual December 22, 2003 Document #2902 Rev. 1.
Table of Contents 1.0 Introduction 1.1 Description 1.2 Specifications 1.3 Battery Backup - Low Voltage Cutoff System 1.4 Relay Logic Description 1.5 Installation 1.6 Start-up 1.7 Maintenance & Repair 1.8 Spare Parts List 1.9 Warranty 1.10 Reference Drawings Model 1010SS-N4X NEMA 4X Control Enclosure PG.
1.0 INTRODUCTION The Detcon Model 1010SS-N4X consists of 3 major assemblies: • The NEMA 4X (304 stainless steel) control enclosure. • The Model 10 single channel digital control modules. • The remote mount gas sensor assemblies. The NEMA 4X control enclosure is detailed in Section 1.0 of this manual, control modules in Section 2.0 of the Detcon Model 10 “Single Channel Digital Control Module” manual, and applicable sensor assemblies in Section 3.
Outputs Discrete Analog 4-20 mA DC - Not currently used Serial RS-485 Modbus™ - Not currently used Discrete alarm relays Resistive load: 7.5A, 240 VAC; 10A, 30 VDC Inductive load: 5A, 240 VAC; 7.5A, 30 VDC Max. operating current: 10A Time delay relay Resistive load: 10A, 240 VAC; 10A, 30 VDC Inductive load: 7A, 240 VAC; 7.5A, 30 VDC Max. operating current: 10A Operating Temperature Range -40°F to +175°F Warranty One year 1.
1.
1.5 INSTALLATION 1. Securely mount the 1010SS-N4X enclosure in accordance with the drawing in Figure 2. Figure 2 Note: Reference Drawing #4120 for wiring terminations. C aut ion: Observe correct polarity when terminating all input/output field wiring. Failure to do so may result in circuit damage on power up. 2. Connect 117VAC input to the terminal strip labeled “VAC IN” (L1, N, EARTH). If applicable, connect 220VAC. The power supply will accept both voltages. 3.
1.6 START UP Upon completion of all field wiring per Figure 3 below, depress the top of the circuit breaker switch located on the front panel. Be sure to push the switch portion of the breaker in all the way. It will make a slight snapping sound to indicated it is properly engaged. Note that each Model 10 controller digital display illuminates. Varying readings may occur during sensor warm-up. A 10 second alarm delay will occur on power up. Refer to Section 3.0 for additional sensor start-up detail.
1.8 SPARE PARTS LIST Refer to Saudi Aramco SPDP document for a completet list of spare parts. 1.9 WARRANTY Detcon Inc., as manufacturer, warrants under intended normal use each new Model 1010SS-N4X NEMA 4X control enclosure to be free from defects in material and workmanship for a period of one year. The warranty period begins from the date of shipment to the original purchaser and ends one year thereafter. All warranties and service policies are FOB the Detcon Inc.
