Net Safety Monitoring JB Operating Manual

Net Safety JB Series Junction Box

Reference Manual

Part Number: MAN-0081, rev. 4

Release: July 2014

Important Instructions

Installing, operating or maintaining a Net Safety Product improperly could lead to serious injury
or death from explosion or exposure to
the product, in this manual, and in any local and national codes that apply to the product. Do
not allow untrained personnel to work with this product. Use Net Safety parts and work
procedures specifi

Net Safety Monitoring, Inc (Net Safety) designs, manufactures and tests products to function within
specific conditions. Because these products are sophisticated technical 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.

dangerous substances. Comply with all information on

ed in this manual.

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
guarantees, 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 purpose with respect to this manual and, in no event, shall Net Safety be liable
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 of third parties.

Product names used herein are for manufacturer or supplier identification only and may be
trademarks/registered trademarks of these companies.

Net Safety and the Net Safety logo are registered trademarks of Net Safety Monitoring, Inc. The
Emerson logo is a trademark and service mark of the Emerson Electric Company.

Copyright © 2014 by Net Safety Monitoring, Inc., Calgary, Alberta, Canada

All rights reserved. No part of this work may be reproduced or copied in any form or by any means ­graphic, electronic, or mechanical without first receiving written permission of Net Safety Monitoring, Inc,
Calgary, Alberta, Canada.

Warranty

1. Limited Warranty. Subject to the limitations contained in Section 10 (Limitation of Remedy

and 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
use and care; 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 against defective parts and workmanship as per Section
Products purchased by Seller from a third party for resale to Buyer (Resale Products) shall
carry only the warranty extended by the original manufacturer. 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 repairs necessitated by inadequate maintenance; normal 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 replaced by Seller during the warranty period shall be in warranty
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 hereunder in a safe and reasonable
manner and in 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
MERCHANTABILITY, FITNESS FOR PARTICULAR PURPOSE OR ANY OTHER MATTER WITH
RESPECT TO ANY OF THE GOODS OR SERVICES.

7.3.

2. Limitation of Remedy and Liability. SELLER SHALL NOT BE LIABLE FOR DAMAGES CAUSED

BY DELAY IN PERFORMANCE. THE REMEDIES OF BUYER SET FORTH IN THE AGREEMENT ARE
EXCLUSIVE. IN NO EVENT, REGARDLESS OF THE FORM OF THE CLAIM OR CAUSE OF ACTION
(WHETHER BASED IN CONTRACT, INFRINGEMENT, NEGLIGENCE, STRICT LIABILITY, OTHER
TORT OR OTHERWISE), SHALL SELLER’S LIABILITY TO BUYER AND/OR BUYER’S CUSTOMERS
EXCEED THE PRICE TO BUYER OF THE SPECIFIC GOODS MANUFACTURED OR SERVICES
PROVIDED BY SELLER GIVING RISE TO THE CLAIM OR CAUSE OF ACTION. BUYER AGREES
THAT IN NO EVENT SHALL SELLER’S LIABILITY TO BUYER AND/OR BUYER’S CUSTOMERS
EXTEND TO INCLUDE INCIDENTAL, CONSEQUENTIAL OR PUNITIVE DAMAGES. THE TERM
“CONSEQUENTIAL DAMAGES” SHALL INCLUDE, BUT NOT BE LIMITED TO, LOSS OF
ANTICIPATED PROFITS, REVENUE OR USE AND COSTS INCURRED INCLUDING WITHOUT
LIMITATION FOR CAPITAL, FUEL AND POWER, AND CLAIMS OF BUYER’S CUSTOMERS.

Reference Manual Table of Contents

MAN-0081, Revision 4 July 2014

Contents

Section 1 : Introduction ....................................................................... 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 ............................................................................................. 6

2.5 Installation checklist .......................................................................................................... 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: UVS-AR, and UV/IRS-AR ........................................................................... 8

3.1.3 Models: IR3S-A ..................................................................................................... 8

3.1.4 Models: IR3S-D ..................................................................................................... 9

3.1.5 Models: IR3S-AD ................................................................................................... 9

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 series ............................................... 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 Shield ST7 toxic sensor series ......................................... 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

Table of Contents I

Reference Manual

July 2014 MAN-0081, Revision 4

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 ............................................................................................................... 20

7.3 Warranty .......................................................................................................................... 20

Section 8 : Certifications .................................................................... 21

8.1 North America ................................................................................................................. 21

8.2 ATEX ................................................................................................................................ 21

8.3 IECEx ................................................................................................................................ 21

Section 9 : Ordering information ....................................................... 22

II Table of Contents

Reference Manual

MAN-0081, Revision 4 July 2014

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
sensors from transmitters. It is available in copper-free Aluminum or 316 Stainless Steel.

Models covered:

• JB-IR3SAR - Used with IR3S-AR flame detectors to provide 4-20mA 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 junction box used to separate Millennium toxic (ST2), Millennium combustible

(SC1100), and Gas Shield sensors from their transmitter

• JB-MPH - Used to separate the HART Port (HPT-001) from the HART device

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

toxic sensors (ST1); includes 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 representative or by contacting the Net Safety Technical Support
department at [phone] or [e-mail]

.

1

Reference Manual

July 2014 MAN-0081, Revision 4

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 Net Safety

2. Company name and contact information

3. Purchase order, from your company, authorizing repairs or request for quote

4. Ship all equipment, prepaid to:

Net Safety Monitoring
2721 Hopewell Place NE
Calgary, Alberta, Canada T1Y 7J7

5. Mark all packages with as Return for Repair and include 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. Collect shipments will not be accepted.

for a Material Return Authorization (MRA) number.

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.

2