Emerson rev. 4 - Manuals

Reference Manual Table of Contents MAN-0081, Revision 4 July 2014 Table of Contents I Contents Section 1 : Introduction ....................................................................... 1 1.1 Models covered ..........................................................................................

Reference Manual MAN-0081, Revision 4 July 2014 1 Section 1: Introduction 1.1 Models covered The Net Safety JB series junction box is a multi-purpose junction box that is used with numerous Net Safety products. It can be used as a termination box for flame detectors or for remote mounting gas sensor...

Reference Manual July 2014 MAN-0081, Revision 4 2 1.3 Return of material To expedite the repair and return of this product, proper communication between the customer and the factory is important. Before returning a product for repair, call +1866 347 3427 or e-mail [email protected] for a Materi...

Reference Manual MAN-0081, Revision 4 July 2014 3 Section 2: Installation 2.1 Unpacking and inspection Carefully remove all of the components from the packaging and verify them against the enclosed packing list. Inspect all components for any obvious damage such as broken or loose parts. If you find...

Reference Manual July 2014 MAN-0081, Revision 4 4 2.4 Wiring Failure to follow these installation guidelines could result in death or serious injury. Ensure that only qualified personnel perform the installation. Electrical shock could cause death or serious injury. Use extreme caution when making c...

Reference Manual MAN-0081, Revision 4 July 2014 5 Seals should be located as close to the device as possible and not more than 18 inches (46cm) away; seal all conduits within 18 inches (46cm). Consult the local electrical code for specific requirements. Explosion proof installations may require an a...

Reference Manual July 2014 MAN-0081, Revision 4 6 2.4.4 Ground connections The junction box is equipped with an internal and external earth ground lug. One crimp connector is provided for each ground lug. On installation, crimp the ground wire to crimp connector and then securely fasten crimp connec...

Reference Manual MAN-0081, Revision 4 July 2014 7 Section 3: Terminal board configurations There are multiple terminal board configurations facilitated by the JB series junction box. This allows effective, safe, and accurate terminations and sensor separation requirements across the Net Safety produ...

Reference Manual July 2014 MAN-0081, Revision 4 12 3.2 Gas detection In the following drawings, the sensor wiring side refers to the wiring between the gas transmitter and the junction box terminals. The transmitter wiring side refers to wiring between the transmitter and the junction box terminals....

Reference Manual MAN-0081, Revision 4 July 2014 13 3.2.2 Millennium SIR100 and APM 3.2.3 Millennium ST1 toxic sensor series Sensor wiring Terminal Color Function 1 (GND) Green Earth ground 2 White Vdc (+) 3 Black COM (-) 4 Blue A (Comm) 5 Red B (Comm) 6 Not used 7 Not used Transmitter wiring Termina...

Reference Manual July 2014 MAN-0081, Revision 4 14 3.2.4 Millennium SC1 combustible sensor series 3.2.5 Millennium ST2 & Gas Shield ST7 toxic sensor series Sensor wiring Terminal Color Function 1 (GND) Green Earth ground 2 White Vdc (+) 3 Red Signal 4 Black COM (-) 5 Not used 6 Not used 7 Not us...

Reference Manual MAN-0081, Revision 4 July 2014 15 3.3 Common junction boxes 3.3.1 HART Port remote connection box (JB-MPH-A/S) The HART Port connector plugs onto the PCB board. The Black wire is a safety ground. Connect the black wire to earth ground. When no earth ground is available connect the b...

Reference Manual July 2014 MAN-0081, Revision 4 16 Section 4: Maintenance 4.1 Troubleshooting The junction box is not designed to be repaired in the field. If problems should develop, first check for faulty wiring and confirm proper voltage to the junction box. If problems persist, please contact Ne...

Reference Manual MAN-0081, Revision 4 July 2014 17 Section 5: Electrostatic sensitive device Definition: Electrostatic discharge (ESD) is the transfer, between bodies, of an electrostatic charge caused by direct contact or induced by an electrostatic field. The most common cause of ESD is physical c...

Reference Manual July 2014 MAN-0081, Revision 4 18 Section 6: Wire resistance table Distance Feet (Meters) AWG #20 0.5mm 2 AWG #18 0.8mm 2 AWG #16 1.0mm 2 AWG #14 2.0mm 2 100 (30.5) 1.02 0.64 0.40 0.25 200 (61) 2.03 1.28 0.80 0.51 300 (91.4) 3.05 1.92 1.20 0.76 400 (121.9) 4.06 2.55 1.61 1.01 500 (1...

Reference Manual MAN-0081, Revision 4 July 2014 19 Section 7: Specifications 7.1 Electrical 7.1.1 Operating voltage 10 to 32 Vdc 7.1.2 Conduit entries 3 x 3/4” NPT 7.1.3 Power consumption (JB-IR3SAR) Nominal: 170mA (1.7W) @10Vdc Maximum: 275mA (2.9W) @ 10Vdc Nominal: 73mA (1.8W) @ 24Vdc Maximum: 117...

Reference Manual July 2014 MAN-0081, Revision 4 20 7.2.6 Weight Aluminum: 2.0lbs, 0.8kg Stainless steel: 3.5lbs, 1.6kg 7.3 Warranty 2 years

Reference Manual MAN-0081, Revision 4 July 2014 21 Section 8: Certifications 8.1 North America Class I, Division 1 Groups B,C, D T5 Class I, Zone 1 Ex d IIB +H 2 T5 (Canada) Class I, Zone 1 AEx d IIB +H 2 T5 (United States) -55°C ≤ Ta +85°C NEMA Type 4X/IP67 8.2 ATEX 0575 II 2G Ex d IIB+H 2 T5 Gb -5...

Reference Manual July 2014 MAN-0081, Revision 4 22 Section 9: Ordering information Model Description JB Multi-purpose termination box Type Performance IR3SAR 4-20mA Analog and Fire & Fault Relays (IR3S only) MPD Digital Output (Gas Sensors & APM Only) MPG General junction box MPH Used to sep...