Trane TR200 Operating Instructions Manual page 16

Embedded bacnet

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How to Control the Frequency Converter

Reference Handling

Select the frequency converter configuration mode in par. 1-00

[0] Open Loop

[3] Closed Loop

Open loop

For open loop operation, the reference represents the desired output speed of the frequency converter. The speed

reference value:

Closed loop

For closed loop operation, the reference represents the setpoint.

Note

In closed loop operation, par. 3-02

par. 4-14

Motor Speed High Limit [Hz]

TR200 Embedded BACnet Operating Instructions

Configuration

Minimum Reference

and par. 4-12

to a value greater than the setting in par. 3-03

Mode.

Motor Speed Low Limit [Hz]

must be set to 0 Hz. Set the

Maximum

Reference.