Emerson Micro Motion 3350, Installation Instructions Manual

Page 1: ...erence Guide P N 20001008 Rev B August 2005 For technical support phone the support center nearest you In the U S A phone 1 800 522 MASS 1 800 522 6277 In Canada and Latin America phone 303 527 5200 In Asia phone 65 6770 8155 In the U K phone 0800 966 180 toll free Outside the U K phone 31 0 318 495 670 ...

Page 2: ...ion about hazardous applications refer to Micro Motion approval documentation shipped with the transmitter or available from the Micro Motion web site WARNING Hazardous voltage can cause severe injury or death Install transmitter and complete all wiring before supplying power CAUTION Improper installation could cause measurement error or meter failure Follow all instructions to ensure transmitter ...

Page 3: ...declaration of conformity with all applicable European directives and the complete ATEX Installation Drawings and Instructions are available on the web at www micromotion com atex or through your local Micro Motion support center Installation kit The Model 3350 3700 installation kit includes the parts shown in Figure 1 Figure 1 Field mount installation kit 4 x Flat washer 4 x Lock washer 4 x M8x16...

Page 4: ...ures 2 3 and 4 for Model 3350 3700 dimensions Visibility of tags To ensure personal and system safety all tags attached to the housing must remain visible Clean them as often as necessary Replace tags that are damaged missing or worn See Figure 3 for location of approvals tag WARNING Improper installation in a hazardous area could cause an explosion Install the transmitter in an area that is compa...

Page 5: ...iameter Display cover can be rotated as needed Mounting bracket can be rotated as needed 2 13 16 71 6 152 4 102 9 3 16 234 3 5 8 92 12 305 11 279 inches mm Approvals tag 5 1 16 inch 129 mm clearance for removal of circuit boards 11 5 16 288 6 1 8 158 8 11 16 221 15 1 2 394 inches mm ...

Page 6: ...rocessor with remote transmitter see Figure 6 then refer to Table 1 for maximum length of the 4 wire cable and the 9 wire cable If you are installing the Model 3350 applications peripheral in combination with a transmitter the maximum cable length from the transmitter s frequency output to the Model 3350 s frequency input is 500 feet 150 meters 2 x 2 13 17 71 inches mm 1 7 8 48 2 x 15 16 24 5 x 3 ...

Page 7: ...ters 20 AWG 0 5 mm2 500 feet 150 meters 18 AWG 0 8 mm2 1000 feet 300 meters Signal wires RS 485 22 AWG 0 35 mm2 or larger 1000 feet 300 meters Cable from transmitter s FO to Model 3350 s FI 1 1 Applies only to the Model 3300 applications peripheral when receiving frequency input from a remote Micro Motion transmitter such as an IFT9701 or RFT9739 Not applicable 500 feet 150 meters Model 3700 4 wir...

Page 8: ...be oriented on the mounting bracket as needed and the display cover can be rotated on the applications platform Figure 7 provides orientation examples To orient the Model 3350 3700 1 Use the four supplied mounting bolt assemblies 2 Using a 13 mm hex wrench install the bolt assemblies to 12 ft lb 16 Nm of torque To rotate the display cover if needed see the transmitter installation manual Figure 7 ...

Page 9: ...ace Figure 9 Mounting to a pole 4 x 5 16 inch or M8 bolt user supplied Mount all four bolts to the same surface If mounting surface is not flat use washers to shim the bracket Do not secure bolts to separate beams girders wall studs etc which can move independently 4 x 5 16 inch nut user supplied 2 x 5 16 inch U bolt for 2 inch pipe user supplied ...

Page 10: ...ure 11 shows the location of the wiring terminals on the Model 3350 3700 1 Using a flat head screwdriver loosen the four captive screws that secure the display cover to the housing 2 Connect input output wiring to the appropriate terminals on the gray terminal block Refer to Table 2 and to the label attached to the back of the display cover shown in Figure 12 Use 22 to 16 AWG 0 35 to 1 5 mm2 twist...

Page 11: ...te output 3 20 17 Discrete output 2 20 18 Discrete output 1 20 19 Frequency output Intrinsically safe sensor wiring terminals blue terminal block Circuit board compartment Wiring compartment Should remain closed while power is on Label for sensor wiring terminals see Figure 12 Lockout device not supplied with all units Non intrinsically safe input output wiring terminals gray terminal block Power ...

Page 12: ...cations peripheral this step is not required Go to Step 8 To connect the Model 3700 transmitter to a Micro Motion sensor follow the instructions in this section Model 3350 3700 with AC power supply Terminal 9 positive Terminal 10 negative Terminal 9 line L or L2 Terminal 10 neutral N or L1 Model 3350 3700 with DC power supply ...

Page 13: ...connect the cable to the transmitter a Identify the wires in the 4 wire cable The 4 wire cable supplied by Micro Motion consists of one pair of 18 AWG 0 75 mm2 wires red and black which should be used for the VDC connection and one pair of 22 AWG 0 35 mm2 wire green and white which should be used for the RS 485 connection b Connect the four wires from the core processor to the appropriate terminal...

Page 14: ...lack RS 485B Green RS 485A White Maximum cable length see Table 1 User supplied or factory supplied cable 16 RS 485B Green 15 RS 485A White 14 VDC Black 13 VDC Red Core processor terminals 4 wire cable Model 3700 terminals blue terminal block see Figure 11 VDC Red RS 485B Green RS 485A White Maximum cable length see Table 1 User supplied or factory supplied cable 16 RS 485B Green 15 RS 485A White ...

Page 15: ...erminate the shields in the cable gland Terminate both the armored braid and the shield drain wires in the cable gland Go to Step 6 If you are installing a Micro Motion supplied cable gland at the core processor housing If you are using shielded cable prepare the cable and apply shielded heat shrink as described in Step 4 The shielded heat shrink provides a shield termination suitable for use in t...

Page 16: ...3 4 inch 19 mm of foil or braid and drain wires exposed and separate the wires d Wrap the shield drain wire s around the exposed foil twice Cut off the excess wire e Place the shielded heat shrink over the exposed shield drain wire s The tubing should completely cover the drain wires f Without burning the cable apply heat 250 F or 120 C to shrink the tubing 4 1 2 in 114 mm 3 4 in 19 mm 7 8 in 22 m...

Page 17: ...e wires through the gland body and assemble the gland by tightening the gland nut 6 Identify the wires in the 4 wire cable The 4 wire cable supplied by Micro Motion consists of one pair of 18 AWG 0 75 mm2 wires red and black which should be used for the VDC connection and one pair of 22 AWG 0 35 mm2 wire green and white which should be used for the RS 485 connection Connect the four wires to the n...

Page 18: ... the core processor will damage the sensor Do not twist the core processor CAUTION Allowing the shield drain wires to contact the sensor junction box can cause meter errors Do not allow the shield drain wires to contact the sensor junction box Power supply Red wire Power supply Black wire RS 485A White wire RS 485B Green wire Core processor housing internal ground screw For connections to earth gr...

Page 19: ...0 a Remove the core processor s end cap b Insert the 9 wire cable through the conduit opening c Connect the wires to the plugs supplied with the core processor d Insert the plugs into the sockets inside the lower conduit ring See Figure 15 Figure 15 9 wire cable to core processor 3 Ground the cable If using jacketed cable a Ground the shield drain wires the black wire only on the core processor en...

Page 20: ...Connecting power supply wiring CAUTION Damaging the wires that connect the transmitter to the sensor can cause measurement error or meter failure To reduce the risk of measurement error or meter failure when closing the housings on the sensor and core processor make sure that the wires are not caught or pinched CAUTION Improper wiring installation can cause device failure or measurement error To a...

Page 21: ... Figure 11 Connect the power supply ground wire directly to earth ground Keep all ground leads as short as possible Ground wiring must have less than 1 ohm impedance 4 Connect wires to terminals 9 and 10 on the gray terminal block see Figures 11 and 12 5 Close the display cover and tighten the screws 6 A user supplied switch may be installed in the power supply line For compliance with low voltage...

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Page 24: ...anagement Shinagawa NF Bldg 5F 1 2 5 Higashi Shinagawa Shinagawa ku Tokyo 140 0002 Japan T 81 3 5769 6803 F 81 3 5769 6843 Micro Motion Asia Emerson Process Management 1 Pandan Crescent Singapore 128461 Republic of Singapore T 65 6777 8211 F 65 6770 8003 Micro Motion Inc USA Worldwide Headquarters 7070 Winchester Circle Boulder Colorado 80301 T 303 527 5200 800 522 6277 F 303 530 8459 2005 Micro M...