HP Anab EQ5 - Manual (Page 23)

EQ5 AC Drive Operations Manual
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TECO – Westinghouse Motor Company Control Terminal Designations & Wiring 17
2-3-3 Connecting the Control Terminals
Table 2-3-3 lists the functions of the control circuit terminals. The connections to the control
terminals will be in accordance with its function setting.
Table 2-3-3 Control Terminal Functions
Classification
Terminal
Symbol
Terminal Name Function
Analog input
13
Potentiometer
power supply Supplies +10V DC to an externally connected frequency
control potentiometer (1 to 5k
Ω).
12 Voltage input 1
1- Sets the output frequency in accordance with an analog
input voltage applied from an external circuit.
- 0 to +10V DC / 0 to 100%
- Reversible operation using positive and negative
signals: 0 to +/-10V DC / 0 to +/-100%
- Reverse operation: +10 to 0V DC / 0 to 100%
2- Feedback signal for PID control.
3- Output torque control.
* Terminal Input resistance: 22k
Ω
V2 Voltage input 2
Sets the output frequency in accordance with an analog
input voltage applied from an external circuit.
- 0 to +10V DC / 0 to 100%
- Reverse operation:+10 to 0V DC / 0 to 100%
* Terminals "V2" and "C1" cannot be used at the same time.
* Terminal Input resistance: 22k
Ω
C1 Current input
1- Sets the output frequency in accordance with an analog
input current applied from an external circuit.
- 4 to 20mA DC / 0 to 100%
- Reverse operation: 20 to 4mA DC / 0 to 100%
2- Feedback signal for PID control.
3- PTC thermistor input.
13
C1
V2
11
11k Ω
11k Ω
1k Ω
ON OFF
PTC
+
_
250 Ω
* Terminals "V2" and "C1" cannot be used at the same time.
* Terminal Input resistance: 250
Ω
* PTC switch is off when function not used.
11
Analog input
common
Common terminal for analog input and output signals