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Fisher
™
3610J and 3620J Positioners and 3622
Electro‐Pneumatic Converter
Contents
Introduction 2.................................
Scope of Manual 2.............................
Description 2.................................
Type Number Description 5.....................
Specifications 6...............................
Educational Services 6.........................
Installation 7..................................
Hazardous Area Classifications and
Special Instructions for “Safe Use” and
Installation in Hazardous Locations
for 3622 converter 7........................
CSA 8....................................
FM 8.....................................
ATEX 9...................................
IECEx 10..................................
Mounting 3610J and 3620J Positioners
on 2052 Actuators 11........................
Changing Cams—Actuator Styles A, B,
C, and D 12................................
Mounting 3611JP and 3621JP Positioners
on 585 and 585R Actuators 13................
Mounting 3611JP and 3621JP Positioners
on 585C and 585CR Actuators 15..............
Installing the 3622 Electro‐Pneumatic
Converter 17...............................
Changing Positioner Types 17...................
Pressure Connections 17.......................
Supply Connection 18......................
Output Connections 18.....................
Instrument Connection 19..................
Diagnostic Connections 20..................
Vent Connection 21...........................
Electrical Connections
for 3620J Positioners 22......................
Calibration 22..................................
Minor Loop Gain Adjustment 23.................
Crossover Adjustment 24.......................
3610J or 3620J Positioner,
Spring and Diaphragm Actuators 24........
3610JP, 3611JP, 3620JP, or 3621JP
Positioner, Piston Actuators 25............
Figure 1. Typical Positioners
3610J POSITIONER WITH
2052 ACTUATOR AND V500 VALVE
3620JP POSITIONER WITH
1061 ACTUATOR AND V500 VALVE
W4920-1
X1284
Instruction Manual
D200149X012
3610J and 3620J Positioners
September 2017
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