Emerson Rosemount 751 Quick Start Manual Download Page 3

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Installation

1.1 Assembly

The Rosemount 751 Field Signal Indicator is comprised of the components
shown in

. The housing may contain an analog or LCD display meter.

Both meters are independent of component parts and are completely
interchangeable. Both meters plug into the terminal screws on the housing,
as shown in

Figure 1-1

The meter subassembly contains the components shown in

Figure 1-2

February 2019

Quick Start Guide

Quick Start Guide

Summary of Contents for Rosemount 751

Page 1: ...Quick Start Guide 00825 0100 4378 Rev AE February 2019 Rosemount 751 Field Signal Indicator ...

Page 2: ...icator in an explosive environment must be in accordance with the appropriate local national and international standards codes and practices Review the Product Certifications section for any restrictions associated with a safe installation In an explosion proof flameproof installation do not remove the indicator cover when power is applied to the unit Electrical shock could cause death or serious ...

Page 3: ...using may contain an analog or LCD display meter Both meters are independent of component parts and are completely interchangeable Both meters plug into the terminal screws on the housing as shown in Figure 1 1 The meter subassembly contains the components shown in Figure 1 2 February 2019 Quick Start Guide Quick Start Guide 3 ...

Page 4: ...ield Wiring Terminals D Loop Protection Diode E Tapped Mounting Boss F Optional Mounting Bracket G Mounting Bolt with Washer H U Bolt for 2 in Pipe I Housing J Optional to in Conduit Reducing bushing if required K Meter L Bushing M Foam Spacer N Housing Cover Quick Start Guide February 2019 4 Rosemount 751 ...

Page 5: ...traps B Mounting Screw into Housing C Washer for Retaining Strap D Mounting Screws into Mounting Plate E Terminal Screws 2 F Mounting Plate G Spacer Plate H LCD Display I Bushing J Foam Spacer K Configuration Buttons February 2019 Quick Start Guide Quick Start Guide 5 ...

Page 6: ...en the 4 20 mA transmitter does not contain a test terminal The Rosemount 751 is designed so the analog or LCD display meter can be removed from the housing without impacting the integrity of the 4 20 mA loop Removal of the entire Rosemount 751 device from the series configuration will disrupt the loop Figure 1 3 Rosemount 751 Series Wiring Diagrams A B C 3144P 751 A B C 2051 T 751 4 20 mA dc Inpu...

Page 7: ...transmitter includes a test terminal Utilization of the test terminal is required in a parallel configuration Connecting the 751 indicator across the positive and negative terminals of the 4 20 mA transmitter could impact the loop A parallel configuration will allow the removal of the 751 indicator without affecting the integrity of the 4 20 mA loop Additionally spare 751 indicators can be added w...

Page 8: ... dc Input Signal for Rosemount 3144P 4 20 dc Input Signal for Rosemount 2051 A B C T 3051C 751 A B C T 3051S 751 4 20 mA dc Input Signal for Rosemount 3051C 4 20 dc Input Signal for Rosemount 3051S A Power supply B Load resistor C Optional ground Quick Start Guide February 2019 8 Rosemount 751 ...

Page 9: ...cimal point and select the meter function Procedure 1 Press the left and right configuration buttons simultaneously and release them immediately 2 To move the decimal point to the desired location press the left configuration button Note The decimal point wraps around 3 To scroll through the mode options press the right configuration button repeatedly until the meter displays the desired mode SeeT...

Page 10: ...nterval in the following manner Display 0 75 previous input 0 25 present input This relationship is maintained provided that the previous reading minus the present reading is less than 25 percent of full scale 2 1 3 Store the information Procedure Press both configuration buttons simultaneously for two seconds Note The meter displays for approximately 7 5 seconds while the information is being sto...

Page 11: ...tton Set the numbers between 999 and 9999 Note The sum of the 4 mA point and the span must not exceed 9999 3 To store the information simultaneously press both configuration buttons for two seconds The LCD display meter is now configured 2 1 6 Replace the cover Procedure Make sure the rubber gasket is seated properly and thread the transparent housing cover onto the LCD display meter body February...

Page 12: ...rical Code CEC permit the use of Division marked equipment in Zones and Zone marked equipment in Divisions The markings must be suitable for the area classification gas and temperature class This information is clearly defined in the respective codes 3 4 USA 3 4 1 E5 USA Explosion proof Certificate 0T2H8 AE Standards FM Class 3600 1989 FM Class 3615 1989 Markings XP CL I DIV 1 GP B C D DIP CL II I...

Page 13: ...SA Std C22 2 No 30 M1986 CAN CSA C22 2 No 94 M91 CSA Std C22 2 No 142 M1987 CAN CSA C22 2 No 157 92 CSA Std C22 2 No 213 M1987 Markings Intrinsically Safe for CL I DIV 1 when installed per 00751 0068 Type 4X 3 6 Europe 3 6 1 E8 ATEX Flameproof Certificate DEMKO 18 ATEX 1958X Standards EN 60079 0 2012 A11 2013 EN 60079 1 201 Markings II 2 G Ex db IIC T5 T6 Gb T6 40 C Ta 40 C T5 40 C Ta 70 C Vmax 60...

Page 14: ...yester paint finish however care should be taken to protect it from impact or abrasion if located in a zone 0 environment 3 6 3 N1 ATEX Type n Certificate Baseefa03ATEX0454 Standards EN 60079 0 2012 EN 60079 15 2010 Markings II 3 G Ex nA IIC T6 Gc 40 C Ta 70 C 3 7 International 3 7 1 E7 IECEx Flameproof Certificate IECEx UL 18 0040X Standards IEC 60079 0 2011 IEC 60079 1 2014 06 Markings Ex db IIC...

Page 15: ...e made of aluminum alloy and given a protective polyurethane or epoxy polyester paint finish however care should be taken to protect it from impact or abrasion if located in a Zone 0 environment 3 8 Brazil 3 8 1 E2 INMETRO Flameproof Certificate UL BR 16 0054X Standards ABNT NBR IEC 60079 0 2008 Errata 1 2011 ABNT NBR IEC 60079 1 2009 Errata 1 2011 Markings Ex d IIC T5 T6 Gb T6 20 C Ta 40 C T5 20 ...

Page 16: ... by state appointed inspection bodies with Ex d IIC Gb degree should be used 6 During installation use and maintenance in explosive gas atmospheres observe the warning Do not open when energized 7 End users is not permitted to change any components insides but to settle the problem in conjunction with manufacturer to avoid damage to the product 8 When installation use and maintenance of this produ...

Page 17: ...Conditions for Safe Use 3 10 2 IM Technical Regulation Customs Union TR CU 012 2011 EAC Intrinsic Safety Certificate RU C US GB05 B 00285 Markings 0Ex ia IIC T6 T5 Ga X T5 60 C Ta 80 C T6 60 C Ta 40 C See certificate for Special Conditions for Safe Use 3 11 Combinations K2 Combination of E2 and I2 K5 Combination of E5 and I5 C6 Combination of E6 and I6 KM Combination of EM and IM February 2019 Qui...

Page 18: ...4 Declaration of Conformity Quick Start Guide February 2019 18 Rosemount 751 ...

Page 19: ...February 2019 Quick Start Guide Quick Start Guide 19 ...

Page 20: ...Quick Start Guide February 2019 20 Rosemount 751 ...

Page 21: ... O Րᝏಘ㓴Ԧ Sensor Assembly X O O O O O ᵜ㺘Ṭ ᦞ SJ T11364 Ⲵ㿴ᇊ㘼ࡦ This table is proposed in accordance with the provision of SJ T11364 O Ѫ䈕䜘ԦⲴᡰᴹ 䍘ᶀᯉѝ䈕ᴹᇣ 䍘Ⲵਜ਼䟿 վҾ GB T 26572 ᡰ㿴ᇊⲴ䲀䟿㾱 O Indicate that said hazardous substance in all of the homogeneous materials for this part is below the limit requirement of GB T 26572 X Ѫ 䈕䜘Ԧᡰ Ⲵᡰᴹ 䍘ᶀᯉ䟼ˈ㠣ቁᴹа 䍘ᶀᯉѝ䈕ᴹᇣ 䍘Ⲵਜ਼䟿儈Ҿ GB T 26572 ᡰ㿴ᇊⲴ䲀䟿㾱 X Indicate that said hazardous sub...

Page 22: ...Quick Start Guide February 2019 22 Rosemount 751 ...

Page 23: ...February 2019 Quick Start Guide Quick Start Guide 23 ...

Page 24: ... Baar Switzerland 41 0 41 768 6111 41 0 41 768 6300 RFQ RMD RCC Emerson com Asia Pacific Regional Office Emerson Automation Solutions 1 Pandan Crescent Singapore 128461 65 6777 8211 65 6777 0947 Enquiries AP Emerson com Middle East and Africa Regional Office Emerson Automation Solutions Emerson FZE P O Box 17033 Jebel Ali Free Zone South 2 Dubai United Arab Emirates 971 4 8118100 971 4 8865465 RFQ...

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