Emerson Fisher LR125 - Type 112 Restrictor Setting Guide; Type LR125 Shutdown Procedure

Regulator Performance 2 4 6 8
Accuracy
Hysteresis
Stability
Speed of Response (Demand Decrease)
Speed of Response (Demand Increase)
Increased Performance Decreased Performance
Regulator Performance
2 4 6 8
Accuracy
Hysteresis
Stability
Speed of Response (Demand Decrease)
Speed of Response (Demand Increase)
Increased Performance Decreased Performance
Regulator Performance
2 4 6 8
Accuracy
Hysteresis
Stability
Speed of Response (Demand Decrease)
Speed of Response (Demand Increase)
Increased Performance Decreased Performance
112 Restrictor Adjustment Guide
112 Restrictor Adjustment Guide
112 Restrictor Adjustment Guide
REGULATOR PERFORMANCE 2 4 6 8
Accuracy
Hysteresis
Stability
Speed of Response (Demand Decrease)
Speed of Response (Demand Increase)
Increased Performance Decreased Performance
TYPE 112 RESTRICTOR SETTING
Type LR125
8
W4559_1
11B5004-A
PILOT SUPPLY CONNECTION: 1/4 NPT PIPE
CONNECTS TO UPSTREAM PILOT SUPPLY TAP
LOADING CONNECTION: 1/4 NPT PIPE CONNECTS TO
TYPE LR125 DIAPHRAGM LOADING PORT
OUTLET CONNECTION: 1/4 NPT PIPE
CONNECTS TO PILOT INLET CONNECTION
OPTIONAL LOADING CONNECTION:
1/4 NPT NORMALLY PLUGGED
Figure 4. Type 112 Restrictor
RESTRICTOR ADJUSTMENT
RESTRICTOR ADJUSTMENT GUIDE
Figure 5. Restrictor Adjustment