Lenze MCH Series User Manual

Page 66

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13435744_EDBMH01_v13

48

TB13B INPUT

This parameter is used to select the function of terminal TB-13B. Closing TB-13B to

TB-2 activates the TB-13B function. The following functions can be selected:
NONE

Disables the TB-13B function.

0-10VDC

Selects 0-10 VDC as the speed reference input (or setpoint source in

PID mode). The 0-10 VDC signal is wired to TB-5A (+) and TB-2 (-).

4-20 MA

Selects 4-20 mA as the speed reference input (or setpoint source in

PID mode). The 4-20 mA signal is wired to TB-5B (+) and TB-2 (-).

PRESET #2

Selects PRESET #2 (Parameter 2) as the speed reference.

INC FREQ

Increase frequency setpoint. Used with MOP (motor operated pot)

function. Refer to Section 14.2.6 - SPEED REFERENCE SELECTION.

49

TB13C INPUT

This parameter is used to select the function of terminal TB-13C. Closing TB-13C to

TB-2 activates the TB-13C input function. The following functions can be selected:
NONE

Disables the TB-13C function.

0-10VDC

Selects 0-10 VDC as the speed reference input (or setpoint source in

PID mode). The 0-10 VDC signal is wired to TB-5A (+) and TB-2 (-).

4-20 MA

Selects 4-20 mA as the speed reference input (or setpoint source in

PID mode). The 4-20 mA signal is wired to TB-5B (+) and TB-2 (-).

PRESET #3

Selects PRESET #3 (Parameter 3) as the speed reference.

HAND

Selects HAND mode. TB-1 to TB-2 must be closed for the drive to

start when TB-13C is closed to TB-2.

REVERSE

Selects Reverse motor rotation. This function can be used for cooling

tower de-icing.

NOTE:

On drives equipped with the Bypass option, TB-13C is factory set to HAND

and cannot be changed.

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