Rockwell Automation Publication 440R-UM014D-EN-P - December 2019
21
Chapter
4
Configuration
The configuration of MSR55P safety relays is accomplished by adjusting the
two switches on the front face. Each switch control knob rotates two
potentiometers. The recommended practice is to set the switches to the
minimum setting initially, and then adjust them as necessary to reduce
nuisance tripping while maintaining a safe application.
V
m
- Monitoring Voltage
The trip voltage of the back EMF is adjusted by the ten position V
m
potentiometer. When the back EMF drops below the voltage level, the
MSR55P safety relay begins the delay timer. When the voltage exceeds that
voltage setting, the outputs are de-energized.
of the catalog numbers.
Table 4 - V
m
- Monitoring Voltage Settings
Position
440R-S35014, 440R-S35015, 440R-S35016
[Volts]
440R-S35011, 440R-S35012, 440R-S35013
[x10mV]
1
0.2
2
2
0.3
3
3
0.4
4
4
0.5
5
5
0.7
7
6
1.0
10
7
1.5
15
8
2.0
20
9
3.0
30
10
4.0
40
Содержание Allen-Bradley Guardmaster 440R-S35011
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Страница 40: ...40 Rockwell Automation Publication 440R UM014D EN P December 2019 Chapter 8 Troubleshooting Notes...
Страница 46: ...46 Rockwell Automation Publication 440R UM014D EN P December 2019 Appendix B Regulatory Approval Notes...
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