Emerson JB-MPG, JB-MPNS, JB-IR3SAR, JB-MPH, JB-MPR Reference Manual

Net Safety™ JB Series Junction Box

Reference Manual

MAN-0081, Rev 5

June 2016

Important Instructions

Installing, operating or maintaining a Net Safety Product improperly could lead to serious injury or
death from explosion o r e xposure to dangerou s substances.
product, in this manual, and in any local and national codes that apply to the product.
untrained personnel to work with this product.
this manual.

Net Safety designs, manufactures and tests p r o d uc ts to function within specific conditions. Because
these products are sophisticated techni c al instruments, it is important that the owner and operation
personnel must strictly adhere both to the information printed on the product nameplate and to all
instructions provided in this manual prior to installation, operation, and maintenance.

Comply with all information on the

Do not allow

Use Net Safety parts and work procedures specified in

Notice

The contents of this publication are presented for informational purposes only, and while every effort
has been made to ensure their accuracy, they are not to be construed as warranties or guar antees,
expressed or implied, regarding the products or services described herein or their use or applicability.
All sales are governed by Net Safety’s terms and conditions, which are available upon request. We
reserve the right to modify or improve the designs or specifications of such products at any time.

Net Safety does not assume responsibility for the selection, use or maintenance of any product.
Responsibility for proper selection, use and maintenance of any Net Safety products remains solely with
the purchaser and end user.

To the best of Net Safety’s knowledge the information herein is complete and accurate. Net Safety
makes no warranties, expressed or implied, including implied warranties of merchantability and fitness
for a particular purpo se with respect to this m an ual and, in no event, shall Net Safety be l i ab l e for any
incidental, punitive, special or consequential damages including, but not limited to, loss of production,
loss of profits, loss of revenue or use and costs incurred including without limitation for capital, fuel and
power, and claims o f third parties.

Warranty

Limited Warranty

Resale Products

Limitation of Remedy and Liability

1.
Liability) herein, Seller warrants that (a) the licensed firmware embodied in the Goods will
execute the programming instructions provided by Seller; (b) that the Goods manufactured by
Seller will be free from defects in materials or workmanship under normal us e and ca re; and (c)
Services will be performed by trained personnel using proper equipment and instrumentation
for the particular Service provided. The foregoing warranties will apply until the expiration of
the applicable warranty period. Sensors and detectors are warranted ag ainst defective parts
and workmanship as per Section
to Buyer (
Buyer agrees that Seller has no liability for Resale Products beyond making a reasonable
commercial effort to arrange for procurement and shipping of the Resale Products. If Buyer
discovers any warranty defects and notifies Seller thereof in writing during the applicable
warranty period, Seller shall, at its option, (i) correct any errors that are found by Seller in the
firmware or Services; (ii) repair or replace FOB point of manufacture that portion of the Goods
found by Seller to be defective; or (iii) refund the purchase price of the defective portion of the
Goods/Services. All replacements or r e pairs necessitated b y i n ade q uate maintenance; no r m al
wear and usage; unsuitable power sources or environmental conditions; accident; misuse;
improper installation; modification; repair; use of unauthorized replacement parts; storage or
handling; or any other cause not the fault of Seller, are not covered by this limited warranty and

shall be replaced or repaired at Buyer’s sole expense and Seller shall not be obligated to pay

any costs or charges incurred by Buyer or any other party except as may be agreed upon in
writing in advance by Seller. All costs of dismantling, reinstallation, freight and the time and
expenses of Seller’s personnel and representatives for site travel and diagnosis under this
limited warranty clause shall be borne by Buyer unless accepted in writing by Seller. Goods
repaired and parts rep laced by Seller dur i ng the war ranty period shall b e i n war r ant y for the
remainder of the original warranty period or 90 days, whichever is longer. This limited warranty
is the only warranty made by Seller and can be amended only in a writing signed by an
authorized representative of Seller. The limited warranty herein ceases to be effective if Buyer
fails to operate and use the Goods sold hereu nde r i n a safe and reasonable manner a nd i n
accordance with any written instructions from the manufacturers. THE WARRANTIES AND
REMEDIES SET FORTH ABOVE ARE EXCLUSIVE. THERE ARE NO REPRESENTATIONS OR
WARRANTIES OF ANY KIND, EXPRESS OR IMPLIED, AS TO M ER CHANTABILITY, FITNESS FOR
PARTICULAR PURPOSE OR ANY OTHER MATTER WITH RESPECT TO ANY OF THE GOODS OR
SERVICES.

. Subject to the limitations contained in Section 10 (Limitation of Remedy and

7.3. Products purchased by Seller from a third party for resale

) shall carry only the warra n ty extended by the ori g i nal manufacturer.

2.
DELAY IN PERFORMANCE. THE REMEDIES OF BUYER SET FORTH IN THE AGREEMEN T ARE
EXCLUSIVE. IN NO EVENT , R EGARDLESS OF THE FORM OF T HE C L AIM OR CAUSE OF ACTION
(WHETHER BASED IN CONT R AC T, INFRINGEMENT, NEGLIGENC E, ST R I C T L I ABIL IT Y , OTHER

TORT OR OTHERWISE), SHALL SELLER’S LIABILITY TO BUYER AND/OR BUYER’S CUSTOMERS

EXCEED THE PRICE TO BUYER OF THE SPECIFIC GOODS M AN UF AC TURED OR SERVICES
PROVIDED BY SELLER GIVING RISE TO THE CLAIM OR CAUSE OF ACTION. BUYER AGREES T HAT

IN NO EVENT SHALL SELLER’S LIABILITY TO BUYER AND/OR BUYER’S CUSTOMERS EXTEND TO

INCLUDE INCIDENTAL, CONSEQUENTIAL OR PUNITI VE DAMAGES. THE TERM

“CONSEQUENTIAL DAMAGES” SHALL INCLUDE, BUT NOT BE LIMITED TO, LOSS OF

ANTICIPATED PROFITS, R EVENUE OR USE AND COSTS INC UR R ED I N C L UDI N G WITHOUT
LIMITATION FOR CAPITAL, FUEL AND POWER, AND CLAIMS OF BUYER’S CUSTOMERS.

. SELLER SHALL NOT BE LIABLE F OR DAM AGES CAUSED BY

Reference Manual Table of Contents

Table of Contents I

MAN-0081, Rev 4 June 2016

Contents

Section 1: Introduction ...................................................................... 1

1.1 Models covered ................................................................................................................... 1

1.1.1 Models covered: ................................................................................................... 1

1.2 Service support ................................................................................................................... 1

1.3 Return of material ............................................................................................................... 2

1.4 Product recycling/disposal .................................................................................................. 2

Section 2: Installation ........................................................................ 3

2.1 Unpacking and inspection ................................................................................................... 3

2.2 Dimensions ......................................................................................................................... 3

2.3 Mounting ............................................................................................................................ 3

2.4 Wiring ................................................................................................................................. 4

2.4.1 Device separation distance ................................................................................... 4

2.4.2 Seals ..................................................................................................................... 4

2.4.3 Terminal block connections .................................................................................. 5

2.4.4 Ground connections ............................................................................................. 5

2.5 Installation chec klist ............................................................................................................ 6

Section 3: Terminal board configurations .......................................... 7

3.1 Flame detection .................................................................................................................. 7

3.1.1 Models: UVS-A, and UV/IRS-A ............................................................................... 7

3.1.2 Models: IR3S-AD ................................................................................................... 8

3.1.3 Models: UVS-AR, and UV/IRS-AR ........................................................................... 8

3.1.4 Models: IR3S-A ...................................................................................................... 9

3.1.5 Models: IR3S-D ................................................................................................... 10

3.1.6 Models: IR3S-R .................................................................................................... 10

3.1.7 Models: IR3S-AR ................................................................................................. 11

3.2 Gas detection .................................................................................................................... 12

3.2.1 Models: Millennium II ST3 and SC3 sensor seri es ................................................. 12

3.2.2 Millennium SIR100 and APM ............................................................................... 13

3.2.3 Millennium ST1 toxic sensor series ...................................................................... 13

3.2.4 Millennium SC1 combustible sensor series .......................................................... 14

3.2.5 Millennium ST2 & Gas Shie l d ST7 toxic sensor seri es ............................................ 14

3.3 Common junction boxes ................................................................................................... 15

3.3.1 HART Port remote connection box (JB-MPH-A/S)................................................. 15

3.3.2 General termination box (JB-MPG-A/S) ................................................................ 15

Section 4: Maintenance ................................................................... 16

4.1 Troubleshooting ............................................................................................................... 16

4.2 Storage ............................................................................................................................. 16

4.3 Spare parts and accessories ............................................................................................... 16

Section 5: Electrostatic sensitive device ........................................... 17

Section 6: Wire resistance table ....................................................... 18

Section 7: Specifications .................................................................. 19

7.1 Electrical ........................................................................................................................... 19

7.1.1 Operating voltage ............................................................................................... 19

7.1.2 Conduit entries ................................................................................................... 19

7.1.3 Power consumption (JB-IR3SAR) ......................................................................... 19

Introduction Reference Manual

II Table of Contents

June 2016 MAN-0081, Rev 5

7.1.4 Relay contacts (JB-IR3SAR) .................................................................................. 19

7.2 Environmental................................................................................................................... 19

7.2.1 Storage temperature .......................................................................................... 19

7.2.2 Operating temperature ...................................................................................... 19

7.2.3 Relative humidity ................................................................................................ 19

7.2.4 Metallurgy (housing ) .......................................................................................... 19

7.2.5 Ingress protection............................................................................................... 19

7.2.6 Weight ............................................................................................................... 19

7.3 Warranty ........................................................................................................................... 19

Section 8: Certifications ................................................................... 20

8.1 North America................................................................................................................... 20

Section 9: Ordering information ...................................................... 21

Reference Manual Introduction

Introduction 1

MAN-0081, Rev 5 June 2016

Section 1: Introduction

1.1 Models covered

The Net Safety JB serie s junction box is a mul ti-purpose junction box th at i s used with numerous Net
Safety products. It can b e used as a termination box for flame detectors or for remote mounting gas
sensors from transm i tt er s. I t is available in co pp e r -free Aluminum or 316 Stainless Steel.

1.1.1 Models covered:

• JB-IR3SAR - Used with IR3S-AR flame detectors to provide 4–20 mA analog and relay outputs

• JB-MPD - Used for remote mounting of Millennium II combustible (SC3) and toxic (ST3) gas

sensors, Millennium combustible (SIR100) IR sensors, and APM sensors

• JB-MPG - General juncti o n box used to separate Millennium toxic (ST2), Millennium

combustible (SC1100), and Gas Shield sensors from their transmitter

• JB-MPH - Used to separate the HART

• JB-MPNS - Used with the IR3S-A, UVS-A, and UV /I RS-A flame detectors and separated

Millennium toxic sensors (ST1); i ncludes current loop test jacks

• JB-MPR - Used with UVS-AR and UV/IRS-AR relay models only

• JB-MPR3 - Used with IR3S-R relay models only

• JB-MPS - Used with UVS-A and UV/IRS-A flame detectors only, includes magnetic switch for

manual VI testing

1.2 Service support

Technical support for this product can be provided by contacting your local Emerson™ Process
Management/Net Safety represent ativ e o r b y c o ntacting the Net Safety Technical Suppor t dep artment
at [phone] or [e-mail]

®

Port (HPT-001) from the HAR T device

.

Introduction Reference Manual

2 Introduction

June 2016 MAN-0081, Rev 5

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 [phone] or e-mail

[e-mail]

On the return of the equipment, include the following information:

1. MRA number provided to you by Emerson

2. Company name and contact information

3. Purchase order, from your company, authorizing repairs or request for quote
Ship all equipment, prepaid to:

Emerson Process Ma nag ement
6021 Innovation Blvd .
Shakopee, MN 5537 9

Mark all packages with Return for R e pai r and include MRA number

for a Material Return Authorization (MRA) number.

Pack items to protect them from damage and use anti-static bags or aluminum-backed cardboard as
protection from electrostatic damage.

All equipment must be shipped prepaid. Co llect shipments will not be accepted.

1.4 Product recycling/disposal

Recycling of equipment and packaging should be taken into consideration and disposed of in
accordance with local and national legislations/regulations.