Allen-Bradley PowerFlex 20-750-ENC-1

Rockwell Automation Publication 750-IN001O-EN-P - October 2014 241
I/O Wiring Chapter 5
753 Main Control Board I/O
Wiring Examples
Input/Output Connection Example Required Parameter Changes
Potentiometer Unipolar
Speed Reference
10k Ohm Pot. Recommended
(2k Ohm Minimum)
753 Main Control Board TB1
• Set Direction Mode
Port 0: P308 [Direction Mode] = 0 “Unipolar”
• Set Selection
Port 0: P545 [Spd Ref A Sel] = Port 0: P260 [Anlg In0 Value]
• Adjust Scaling
Port 0: P261 [Anlg In0 Hi] = 10 Volt
Port 0: P262 [Anlg In0 Lo] = 0 Volt
Port 0: P547 [Spd Ref A AnlgHi] = 60 Hz
Port 0: P548 [Spd Ref A AnlgLo] = 0 Hz
• View Results
Port 0: P260 [Anlg In0 Value]
Port 0: P592 [Selected Spd Ref]
Analog Input Bipolar Speed
Reference
±10V Input
753 Main Control Board TB1
• Set Direction Mode
Port 0: P308 [Direction Mode] = 1 “Bipolar”
• Set Selection
Port 0: P545 [Spd Ref A Sel] = Port 0: P260 [Anlg In0 Value]
• Adjust Scaling
Port 0: P261 [Anlg In0 Hi] = +10 Volt
Port 0: P262 [Anlg In0 Lo] = -10 Volt
Port 0: P547 [Spd Ref A AnlgHi] = +60 Hz
Port 0: P548 [Spd Ref A AnlgLo] = -60 Hz
• View Results
Port 0: P260 [Anlg In0 Value]
Port 0: P592 [Selected Spd Ref]
Analog Voltage Input
Unipolar Speed Reference
0 to +10V Input
753 Main Control Board TB1
• Set Direction Mode
Port 0: P308 [Direction Mode] = 0 “Unipolar”
• Set Selection
Port 0: P545 [Spd Ref A Sel] = Port 0: P260 [Anlg In0 Value]
• Adjust Scaling
Port 0: P261 [Anlg In0 Hi] = 10 Volt
Port 0: P262 [Anlg In0 Lo] = 0 Volt
Port 0: P547 [Spd Ref A AnlgHi] = 60 Hz
Port 0: P548 [Spd Ref A AnlgLo] = 0 Hz
• View Results
Port 0: P260 [Anlg In0 Value]
Port 0: P592 [Selected Spd Ref]
10VC
+10V
Ai0–
Ai0+
J4
3 1
4 2
Ai0–
Ai0+
Common
+
J4
3 1
4 2
Ai0–
Ai0+
Common
+
J4
3 1
4 2