Operating Instructions

Demonstration Steps
9
Bypass Demo Mode
35
Siemens Industry, Inc. 125-1007 Rev.BA
2014-08-14
- Minimum Frequency – Minimum speed the motor must be driven to not
overheat the motor.
- Maximum Frequency – Maximum speed the motor can be driven to not
overheat the motor.
- I/O A Control Reference – Where does the speed reference come from?
- Acceleration Time – How long to take to ramp from minimum to maximum
speed.
- Deceleration Time – How long to take to ramp from maximum to minimum
speed.
- Control Place Auto – Where does the start/stop come from?
- Automatic Reset – Do you want the unit to automatically reset after a fault
occurs?
- Start Function – Flying start is used with fans due to high inertial loads and
Ramping is used with pumps.
- Bypass Wizard - when prompted, select Yes and press OK .
3. Follow the Bypass Wizard, enabling the Electronic Bypass. Then, accept all
defaults from that point on.
When Electronic is selected, the unit will go into fault Turn on DI2 and DI3, then press
and hold the
Back/Reset
button for 2 seconds to clear the fault.
4. Display the multi-monitor, and navigate to the following: Main Menu > Multi-Monitor
(M2) >
5. Use DI1 to issue a Start Forward command (ON is Start, Off is Stop).
If a fan application is selected, the fan will start fast, and then return to potentiometer
setting.
6. Use AI1 or AI2 to ramp the drive up and down.
7. Rotate the Analog Inputs to the 0 position (counter-clockwise).
8. Turn off DI1.
9. Press the Hand/Auto button and navigate to Bypass > Activate.
The motor will spin at full speed.
10. Press the Hand/Auto button and navigate to Off > Activate.
The motor will coast to a stop.
11. Press the Hand/Auto button and navigate to Drive > Auto >Activate.
12. Use DI1 to issue a Start Forward command (ON is Start, Off is Stop).