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Error warnings, Crc error, Format error – Baumer N 152 User Manual

Page 27: Display error indication

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5. Error warnings

5.1. CRC error

Upon recognizing a CRC error in a transmitted command the SPA will respond as follows:

SOH

Adr

Error EOT

CRC

Response

01h

20h

65h

04h

46h Error = „e“ (65h) = CRC error

5.2. Format error

Upon recognizing a format error (incorrect length of protocol or void command (Cmd) in a command transmitted
the SPA will respond as follows:

SOH

Adr

Error EOT

CRC

Response

01h

20h

66h

04h

40h Error = „f“ (66h) = format error

5.3. Display error indication

Error warnings are visualized by a flashing upper display line, indicating alternately both error signal and current
value (usually target).

MAX limit of SPA hurt by manual positioning operation (utilizing key)


Troubleshooting: Set SPA to the admissible positioning range.

MIN limit of SPA hurt by manual positioning operation (utilizing key)


Troubleshooting: Set SPA to the admissible positioning range.

SPA is giving a motor start signal but SPA hollow shaft does not rotate.


Troubleshooting: Check motor, cable and mechanical connections from motor to shaft to SPA.

Motor failure at SPA.
(Failure is indicated for approx. 5 seconds if motor start is released by interface or
pushbutton)

Troubleshooting: Take corrective actions.

SPA did not reach the target window.


Troubleshooting: Extend the tolerance window. Set switchover to precision speed at an earlier point.

Direction error. Shaft positioning is in the wrong direction.


Troubleshooting: Verify SPA parameterization ( for example motor direction of rotation, or motor

cable connection)