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Emerson Rosemount FOUNDATION 848T Quick Start Manual

Fieldbus high density temperature transmitter
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Quick Start Guide
00825-0100-4697, Rev WB
December 2021
™
™
Rosemount
848T F
Fieldbus
OUNDATION
High Density Temperature Transmitter

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Summary of Contents for Emerson Rosemount FOUNDATION 848T

  • Page 1 Quick Start Guide 00825-0100-4697, Rev WB December 2021 ™ ™ Rosemount 848T F Fieldbus OUNDATION High Density Temperature Transmitter...

  • Page 2: Table Of Contents

    Quick Start Guide December 2021 Contents Introduction..........................3 Mount the transmitter........................7 Wire and apply power........................ 15 Verify the tag..........................22 Verify the transmitter configuration...................23 Product certifications......................... 24 Declaration of conformity......................36 China RoHS..........................38 Rosemount 848T...

  • Page 3: Introduction

    Refer to the Rosemount 848T Reference Manual for more instruction. The manual and this guide are also available electronically on Emerson.com/Rosemount. Hazard messages This document uses the following criteria for hazard messages based on ANSI standards Z535.6-2011 (R2017).
  • Page 4 Quick Start Guide December 2021 Physical access NOTICE Unauthorized personnel can potentially cause significant damage and/or misconfiguration of end users' equipment. Protect against all intentional or unintentional unauthorized use. Physical security is an important part of any security program and fundamental to protecting your system.
  • Page 5 December 2021 Quick Start Guide WARNING Electrical shock could cause death or serious injury. If the sensor is installed in a high-voltage environment and a fault or installation error occurs, high voltage may be present on transmitter leads and terminals. Use extreme caution when making contact with the leads and terminals.
  • Page 6 Quick Start Guide December 2021 Product recycling/disposal Recycling of equipment and packaging should be taken into consideration and disposed of in accordance with local and national legislation/ regulations. Rosemount 848T...

  • Page 7: Mount The Transmitter

    December 2021 Quick Start Guide Mount the transmitter Mount to a DIN rail without an enclosure To mount the transmitter to a DIN rail without an enclosure, follow these steps: Procedure 1. Pull up the DIN rail mounting clip located on the top back side of the transmitter.
  • Page 8 Quick Start Guide December 2021 Figure 2-2: Aluminum junction box with cable glands (option code JA4) 10.21 [259] 6.70 1.70 [170] [43] 3.67 [93] 2.27 1.88 [58] [48] 1.33 [34] 8.42 [214] 6.00 [152] 3.98 [101] 2.30 [58] [20] A. Nameplate B.
  • Page 9 December 2021 Quick Start Guide Figure 2-3: Aluminum junction box with plugged holes (option code JA5) 10.21 6.70 1.70 [259] [170] [43] 7.14 3.21 1.88 [181] [48] [81] 1.33 6.00 [34] [152] 3.97 [101] 2.30 [58] [20] A. Nameplate B. Removable wiring connection C.
  • Page 10 Quick Start Guide December 2021 Figure 2-4: Stainless steel junction box with cable glands (option code JS2) 9.91 (231) 7.7 (196) 1.8 (46) 9.14 (232.2) 7.72 (196) 1.1 (28) 1.73 (44) 6.61 (168) 4.0 (102) 2.4 (62) 1.8 (47) 1.2 (30) A.
  • Page 11 December 2021 Quick Start Guide Figure 2-5: Stainless steel junction box with a conduit entry (option code JS3) 9.1 (231) 7.7 (196) 4.0 (102) 1.2 (30) 1.4 (35) 1.1 (27) 2.8 (70) 4.0 (102) 2.4 (62) 1.8 (4.7) 1.6 (42) A.
  • Page 12 Quick Start Guide December 2021 Figure 2-6: Mount an aluminum junction box ‥ ․ 7.55 [193] 5.08 [129] A. Front view B. Side view Dimensions are in inches (millimeters) Rosemount 848T...
  • Page 13 December 2021 Quick Start Guide Figure 2-7: Mount a stainless steel junction box 4.7 (119) 7.5 (190) A. Front view B. Side view C. Fully assembled Dimensions are in inches (millimeters) Quick Start Guide...
  • Page 14 Quick Start Guide December 2021 Figure 2-8: Mount aluminum on a vertical pipe Figure 2-9: Mount stainless steel on vertical pipe Rosemount 848T...

  • Page 15: Wire And Apply Power

    December 2021 Quick Start Guide Wire and apply power Using cable glands Procedure 1. Remove the junction box cover by unscrewing the cover screws. 2. Run the sensor and power/signal wires through the appropriate cable glands (see Figure 3-1). 3. Install the sensor wires into the correct screw terminals (follow the label on the electronics module).
  • Page 16 Quick Start Guide December 2021 Figure 3-1: Installing the transmitter with cable glands A. Enclosure cover screws (2) B. Cable glands (9) C. Sensor 1 D. Sensor 3 E. Sensor 5 F. Sensor 7 G. Power/signal H. Sensor 2 I. Sensor 4 J.
  • Page 17 Emerson provides 4-wire sensors for all single-element RTDs. Use these RTDs in 3-wire configurations by clipping the fourth lead or leaving it disconnected and insulated with electrical tape. The transmitter must be configured for a 3-wire RTD in order to recognize an RTD with a compensation loop.
  • Page 18 Quick Start Guide December 2021 Wiring analog inputs Figure 3-3: Rosemount 848T Analog Input Wiring Diagram A. Analog input connectors B. Analog transmitters C. Power supply Typical configuration for F Fieldbus networking OUNDATION Note Each segment in a F Fieldbus trunk must be terminated at both OUNDATION ends.
  • Page 19 December 2021 Quick Start Guide A. Integrated power conditioner and filter B. 6234 ft. (1900 m) max (depending upon cable characteristics) C. Terminators (trunk) D. Power supply E. F Fieldbus host or configuration tool OUNDATION F. Spurs G. Signal wiring H.
  • Page 20 Quick Start Guide December 2021 A. Sensor wires B. Rosemount 848T C. Power supply D. Shield ground point Option 2 Procedure 1. Connect sensor wiring shield(s) to the transmitter enclosure (only if the enclosure is grounded). 2. Ensure the sensor shield(s) is electrically isolated from surrounding fixtures that may be grounded.
  • Page 21 December 2021 Quick Start Guide 4. Ground F Fieldbus signal wiring shield at the power supply OUNDATION end. A. Sensor wires B. Rosemount 848T C. Power supply D. Shield ground point Analog device inputs Procedure 1. Ground analog signal wire at the power supply of the analog devices. 2.

  • Page 22: Verify The Tag

    Quick Start Guide December 2021 Verify the tag The Rosemount 848T has a removable commissioning tag that contains both the Device ID (the unique code that identifies a particular device in the absence of a device tag) and a space to record the device tag (the operational identification for the device as defined by the Piping and Instrumentation Diagram [P&ID]).

  • Page 23: Verify The Transmitter Configuration

    December 2021 Quick Start Guide Verify the transmitter configuration Each F Fieldbus host or configuration tool has a different way of OUNDATION displaying and performing configurations. Some use Device Descriptions (DD) or DD wizards for configuration and to display data consistently across platforms.

  • Page 24: Product Certifications

    A copy of the EC Declaration of Conformity can be found at the end of the Quick Start Guide. The most recent revision of the EC Declaration of Conformity can be found at Emerson.com/Rosemount. Ordinary Location Certification As standard, the transmitter has been examined and tested to determine...
  • Page 25 December 2021 Quick Start Guide Standards FM Class 3600:1998, FM Class 3610:2010, FM Class 3611:2004, FM Class 3810:2005, ANSI/ISA 60079-0:2009, ANSI/ISA 60079-11:2009, NEMA 250:1991, IEC 60529:2011 Markings IS CL I, DIV 1, GP A, B, C, D; T4(–50 °C ≤ T ≤...
  • Page 26 Quick Start Guide December 2021 Canada 6.5.1 E6 Canada Explosionproof, Dust-Ignitionproof, Division 2 (JX3 Enclosure Required) Certificate 1261865 Standards CAN/CSA C22.2 No. 0-M91 (R2001), CSA Std. C22.2 No. 25.1966, CSA Std. C22.2 No. 30-M1986, CAN/CSA C22.2 No. 94-M91, CSA Std. C22.2 No. 142-M1987, CSA Std. C22.2 No. 213-M1987, CSA Std.
  • Page 27 December 2021 Quick Start Guide 6.5.4 N6 Canada Division 2 and Dust-Ignitionproof (enclosure required) Certificate 1261865 Standards CAN/CSA C22.2 No. 0-M91 (R2001), CSA Std. C22.2 No. 30- M1986, CAN/CSA C22.2 No. 94-M91, CSA Std. C22.2 No. 142- M1987, CSA Std. C22.2 No. 213-M1987, CSA Std. C22.2 No. 60529:05 Markings Class I, Division 2, Groups A, B, C, and D;...
  • Page 28 Quick Start Guide December 2021 6.6.2 IA ATEX FISCO Intrinsic Safety Certificate Baseefa09ATEX0093X Standards EN IEC 60079-0:2018, EN 60079-11:2012 Markings II 1 G Ex ia IIC T4 Ga (–50 °C ≤ T ≤ +60 °C) when installed per drawing 00848-4406 Special Conditions for Safe Use (X): 1.
  • Page 29 December 2021 Quick Start Guide 3. The electrical circuit is connected directly to earth; this must be taken into account when installing the apparatus. 6.6.4 NC ATEX Zone 2 Component (without enclosure) Certificate Baseefa09ATEX0094U Standards EN IEC 60079-0:2018, EN 60079-7:2015 + A1:2018, EN 60079-15:2010 Markings II 3G Ex nA IIC T4 Gc (-50 °C ≤...
  • Page 30 Quick Start Guide December 2021 6.7.2 IG IECEx FISCO Intrinsic Safety Certificate IECEx BAS 09.0030X Standards IEC 60079-0:2017, IEC 60079-11:2011 Markings Ex ia IIC T4 Ga (-50 °C ≤ T ≤ +60 °C) Special Conditions for Safe Use (X): 1. The equipment must be installed in an enclosure that provides a degree of protection of at least IP20.
  • Page 31 December 2021 Quick Start Guide 6.7.4 NJ IECEx Type n (without enclosure) Certificate: IECEx BAS 09.0031U Standards: IEC 60079-0:2017, IEC 60079-7:2017, IEC 60079-15:2010 Markings: Ex nA IIC T4 Gc(-50 °C ≤ T ≤ +85 °C), Ex nA IIC T5 Gc (-50 °C ≤ ≤...
  • Page 32 Quick Start Guide December 2021 Fieldbus (input) Sensor field terminal (output) = 1.3 W = 15 mW = 2.1 nF = 1.2 μF = 1 H 6.8.2 IB Brazil Intrinsic Safety Certificate UL-BR 16.0086X Standards ABNT NBR IEC 60079-0:2008 + Errata 1:2011, ABNT NBR IEC 60079-11:2009 Markings Ex ia IIC T4(–50 °C ≤...
  • Page 33 December 2021 Quick Start Guide 6.9.2 N3 China Type n Certificate GYJ21.3428U Standards GB3836.1-2010, GB3836.8-2014 Markings Ex nA IIC T4/T5 Gc 6.10 Japan 6.10.1 I4 Japan FISCO Intrinsic Safety (ia) Certificate TC19713 Markings ia IIC T4 6.10.2 Japan Wi-HART Intrinsic Safety (ia) Certificate TC19154 Markings...
  • Page 34 Quick Start Guide December 2021 Special Condition for Safe Use (X): See certificate for special conditions. 6.13 Combinations Combination of I1/IA, I5/IE, I6/IF, and I7/IG 6.14 Conduit Plugs and Adapters ATEX Flameproof and Increased Safety Certificate FM13ATEX0076X Standards EN 60079-0:2012, EN 60079-1:2007, IEC 60079-7:2007 Markings: 2 G Ex de IIC Gb Special Conditions for Safe Use (X):...
  • Page 35 December 2021 Quick Start Guide Table 6-2: Conduit Plug Thread Sizes Thread Identification mark M20 x 1.5 ½–14 NPT ½ NPT G½ G½ Table 6-3: Thread Adapter Thread Sizes Male thread Identification mark M20 x 1.5–6H ½–14 NPT ½–14 NPT ¾–14 NPT ¾–14 NPT Female thread...

  • Page 36: Declaration Of Conformity

    Quick Start Guide December 2021 Declaration of conformity Rosemount 848T...
  • Page 37 December 2021 Quick Start Guide Quick Start Guide...

  • Page 38: China Rohs

    Quick Start Guide December 2021 China RoHS 848T China RoHS 848T List of Parts with China RoHS Concentration above MCVs / Hazardous Substances Hexavalent Polybrominated Polybrominated Part Name Lead Mercury Cadmium Chromium biphenyls diphenyl ethers (Pb) (Hg) (Cd) (Cr +6) (PBB) (PBDE) Electronics...
  • Page 39 December 2021 Quick Start Guide Quick Start Guide...
  • Page 40 For more information: www.emerson.com © 2021 Emerson. All rights reserved. Emerson Terms and Conditions of Sale are available upon request. The Emerson logo is a trademark and service mark of Emerson Electric Co. Rosemount is a mark of one of the Emerson family of companies.