MA7200 PLUS Inverter 1 to 2 HP Pump Quick Start Manual
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•Press the RUN key, and check the pump direction of rotation. If the direction is not correct, press the STOP key and wait until the motor has come to a complete STOP. Next, power down the inverter.
Danger
After the power has been turned OFF, wait at least 5 minutes until the charge indicator extinguishes completely before touching any wiring, circuit boards or components.
•Reverse any two of the pump motor connections at the inverter ( U(T1),V(T2), or W(T3) ). Next, following STEP 2,
Step 5 – Select Method of Control
•Before selecting the method of control, verify that the inverter is in the STOP mode.
•There are two methods of control or combinations thereof that may be selected; Keypad, and Analog Signal.
RUN / STOP Command - Can be provided from the keypad or from an external contact (see Fig. 2a).
Speed Reference – Can be from the keypad or from an external analog signal (0 – 10 VDC or 4 – 20 mA). see Fig’s 3a,3b, and 3c.
•The RUN/STOP method of control is set by parameter Sn – 04 and the Speed Reference is set by parameter Sn – 05. The following Table shows the values to be set when selecting.
Value | Start / Stop | Speed Reference | |
Sn – 04= | Sn – 05= | ||
| |||
*0 | Keypad | Keypad | |
1 | External Contact | External Analog |
*NOTE
The factory default for Sn – 04 and Sn – 05 is set to 0; Digital Operator (Keypad) No further parameter changes are necessary if this is the desired method of control. If External Contact set to Sn – 04 or External Analog set to Sn – 05 is desired then proceed as follows.
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TECO – Westinghouse Motor Company
