Flowserve Worcester Controls Electri-SAFE DataFlo - Manual

FCD WCAIM2048-01
(Part 18736)
Worcester Controls Electri-SAFE DataFlo
Digital Electronic Positioner
Technical Reference Manual
Contents
1.0 Description of Positioner . . . . . . . . . . . . . . . . . . . . . . .3
2.0 Features of the Electri-SAFE
Electronic Positioner Circuit Board . . . . . . . . . . . . . . . .3
2.1 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
2.2 Circuit Board Configurations . . . . . . . . . . . . . . . . . . . .3
2.3 LED Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
2.4 Controls (Override) . . . . . . . . . . . . . . . . . . . . . . . . . . .3
2.5 AC Power Control . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
3.0 Wiring of Electri-SAFE Digital
Positioner and Actuator . . . . . . . . . . . . . . . . . . . . . . . .4
3.1 Actuator Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
3.1.1 Minimum Fuse Ratings . . . . . . . . . . . . . . . . .4
3.1.2 Wiring and Installation of Accessories . . . . . .4
4.0 Positioner – General Description and Modes of Operation 4
4.1 Programming Switches (Key Functions) . . . . . . . . . . .4
4.2 Limit Switch Adjustment
and Calibration Procedures . . . . . . . . . . . . . . . . . . . . .4
4.2.1 Adjustment of Over-Travel Limit Switch . . . . .4
4.2.2 Calibration Procedures for Positioner . . . . . .5
4.3 General Description of Digital Positioner . . . . . . . . . .6
4.3.1 Valve Position Setpoint Input . . . . . . . . . . . . .6
4.3.2 Valve Position Feedback . . . . . . . . . . . . . . . . .6
4.3.3 Key Features of The Digital Positioner . . . . . .6
4.3.4 Operating Modes . . . . . . . . . . . . . . . . . . . . . .6
4.3.5 Data Readout . . . . . . . . . . . . . . . . . . . . . . . . .6
4.3.6 Local Data Entry . . . . . . . . . . . . . . . . . . . . . .6
4.3.7 Display Modes . . . . . . . . . . . . . . . . . . . . . . . .6
4.4 Program Mode (Data Entry Parameters) . . . . . . . . . . .7
4.4.1 Security Code Screens . . . . . . . . . . . . . . . . . .8
4.4.2 Unit Address Screen . . . . . . . . . . . . . . . . . . . .8
4.4.3 Output Current Range . . . . . . . . . . . . . . . . . .8
4.4.4 Analog Setpoint (Input) Range . . . . . . . . . . . .8
4.4.5 Setpoint Direction (Rise/Fall) . . . . . . . . . . . . .9
continued
Models
15 DP 72 – DataFlo Positioner
Mounted On 15-72 Electri-SAFE Actuator
20 DP 72 – DataFlo Positioner
Mounted On 20-72 Electri-SAFE Actuator
Inputs
DP – 1K (120A) 1000 ohm Resistance Input
DP – 10 (120A) 10 to 50 milliamp Input
DP – 13 (120A) 135 ohm Resistance Input
DP – 5V (120A) 0 to 5 VDC Input
DP – 1 (120A) 1 to 5 milliamp Input
DP – XV (120A) 0 to 10 VDC Input
DP – 4 (120A) 4 to 20 milliamp Input
Voltages
120 A – 120 VAC Power Circuits