The SPM module scale is based on the Shaft diameter and RPM chart provided for the BDM-40 display module:

The SPM module scale is based on the Shaft diameter and RPM chart provided for the BDM-40 display module:

dBsv is decibel shock value

0 to 80dBsv range (5bBsv/mA, 0.2mA/dBsv)

BDM-40 scale for a 50-65 or 54-75

Analog

Value

Level

Display Module

14 to 20mA50 to 80 dBsvAlarm Level Red Alarm light on

11 to 14mA35 to 50 dBsvWarning Level Yellow Alert light on

4 to 11mA0 to 35 dBsvOK

Green OK light on

7mA

15 dBsv

Normal Operation typical Level

BDM-40 scale for a 60-89

Analog

Value

Level

Display Module

15 to 20mA55 to 80 dBsvAlarm Level Red Alarm light on

12 to 15mA40 to 55 dBsvWarning Level Yellow Alert light on

4 to 12mA0 to 40 dBsvOK

Green OK light on

8mA

20 dBsv

Normal Operation typical Level

I believe the typical default setting for the Pinoinshaft Bearing Normal Operating levels have been 11 to 12mA for Warning setting and 14 to 16mA for the Alarm setting. As you can see that these correspond directly with the table values.

Richard