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6–2 Specifications & Product Data MN735
Control Specifications:
Control method: Random carrier input, 0–240Hz PWM output.
Output rating: Peak overload capacity of 150% for 30 seconds
for constant torque;
PWM Frequency: Random PWM for quiet motor operation.
V/Hz Ratio: Linear squared reduced; base frequency; min fre-
quency limit; max frequency limit.
Torque Boost Adjustable 0–25% of input voltage.
Brake Torque: Optional external braking resistors available for
460VAC controls.
Frequency Setting: 0–5VDC, 0–10VDC, 0–20mA, 4–20mA, digital us-
ing keypad or RS232.
Accel/Decel: Separate Accel and Decel rates from 0–3000 sec-
onds to maximum frequency.
Protective Features: Adjustable time base overload, display fault
condition, isolated control circuitry, heatsink
thermal sensor and motor thermal monitoring.
Outputs: Analog meter output, opto isolated output, relay
output.
Keypad Display
:
Display: 7 segment and custom character display.
Keys: 10 key membrane with tactile response
Display Function: Running
Setting
Trip
Output frequency, set speed %, DC link voltage,
motor current
Parameter values for setting and viewing
Separate message for each trip
Analog Inputs
:
Operating range 0–5VDC and 0–10VDC (no sign), set with
parameter
S
IP13 (AIN1)
0–5VDC, 0–10VDC, 0–20mA and 4–20mA (no
sign), set with parameter
S
IP23 (AIN2)
25mA maximum input current; 24VDC maximum
input voltage
Input impedance 40k ohms (current input <6VDC @ 20mA)
Resolution 10 bits (1 in 1024)
Sample rate 10mseconds