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COMPONENTS

Figure 11.  

Exploded Drawing 



















Table 5. 

 T7800 Transducer Components 

Description

 1
 2
 3
 4 

1

 5
 6 

1

 7
 8 

1

 9 

1

 

10 
11 

1

 

12 

1

 

13 
14 
15 
16 
17 

1

 

18 
19 

Qty. 

Cover, Machining 
Screw 
Screw 
Gasket 
Nozzle Body Assembly 
Orifice Assembly 
Spring 
Disk 
Diaphragm 
Spacer Ring 
Diaphragm Assembly 
Foam Block 
Valve Body Assembly 
Screw 
Pintle 
Spring, PIntle 
O-Ring 
Plug 
Screw 

1

 

19267-1 Service Kit Components.

 3-15, 3-27, 6-30 psig

 [0.2-1.0, 0.2-1.8, 0.4-2.0 BAR]

 (20-100, 20-180, 40-200 kPa) 

Item 

9

Summary of Contents for T7800 Series

Page 1: ...DC input signal to a linearly proportional pneumatic output pressure SPECIFICATIONS Minimum Span 3 15 0 2 1 0 20 100 4 20 mA DC 0 10 VDC 1 9 VDC 0 5 VDC 1 5 VDC 20 120 1 5 8 0 150 800 5 0 35 35 3 27...

Page 2: ...ltage input units TDFI7800 TAFI7800 TDFN7800 TAFN7800 Class I Division 2 Groups A B C and D Class II Division 2 Groups F and G Class III Division 2 NEMA 4X Enclosure Temperature Code T4 TTFI7800 TRFI7...

Page 3: ...umalloy Inrare cases igntion sources due to impact and friction sparks couldoccur Thisshallbeconsideredwhentheequipment is installed in locations that specifically require Group II category1Gequipment...

Page 4: ...Installation continued Figure 6 TR7800 Outline Dimensions Figure 5 TD7800 Outline Dimensions Figure 4 TT7800 Outline Dimensions 4...

Page 5: ...Figure 8 Optional Mounting Kit 19254 1 sold separately Figure 7 Din Rail Mounting Kit 16893 1 included with unit 5...

Page 6: ...tream to avoid interference with transducer performance The user is responsible for ensuring that the environmentinwhichtheunit isinstalledand the operating gas are compatible with the materials in th...

Page 7: ...desiredoutputrangeis obtained SPLIT RANGEOPERATION Lo Hi Span Adjustment 1 Set the Lo Hi Span switch to the Lo position for 3 9 psig or 9 15 psig output range and for 4 20 mA input range Set the Lo Hi...

Page 8: ...Calibrations Adjustments continued Figure 10 T7800CalibrationConfiguration 8...

Page 9: ...11 1 12 1 13 14 15 16 17 1 18 19 Qty Cover Machining Screw Screw Gasket Nozzle Body Assembly Orifice Assembly Spring Disk Diaphragm Spacer Ring Diaphragm Assembly Foam Block Valve Body Assembly Screw...

Page 10: ...n with alcohol and dry with compressed air NOTES 1 Parts must be completely dry before reassembling 2 If the standard maintenance procedure does not correct the problem install the appropriate service...

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