8.5
Device replacement
WARNING
Hazardous Voltage.
Can Cause Death, Serious Injury, or Property Damage.
Before starting work, therefore, disconnect the system and devices from the power supply.
Note
When replacing a device, you do not need to re-wire it. The terminal blocks can be disconnected
from the defective device and then connected to the new device.
Replace device
1. Disconnect the defective device.
See also Chapter "Disconnecting (Page 44)".
2. De-install the defective device.
See also Chapter "Disassembling the device (Page 39)".
3. Install the new device.
See also Chapter "Mounting the device on a DIN rail (Page 37)" or Chapter "Mounting the
device on a level surface (Page 38)".
4. Connect the device.
See also Chapter "Connecting terminal blocks (Page 42)".
The device is powered up after the supply voltage has been applied.
For more information on power-up please refer to Chapter "Basic versions (Page 24), section
"Power-up/self-test".
Parameterization following device replacement
After the device has been replaced, transfer the parameterization from the existing speed
monitor.
See also Chapter "Copying parameters (Page 55)"
or
parameterize your speed monitor using the data sheet you have completed.
See also Chapter "Parameterization using the display (Page 49)" and Chapter "Parameterization
menu (Page 51)"; or "Printed form for documenting the setting parameters (Page 79)".
WARNING
Hazardous Voltage.
Can Cause Death, Serious Injury, or Property Damage.
Carry out functional test of the system
To guarantee the safety of the system, a full functional test must be carried out and successfully
concluded following parameterization.
Diagnostics/troubleshooting
8.5 Device replacement
3TK2810-1 safety-related speed monitor
Equipment Manual, 05/2020, NEB926246402000/RS-AE/007
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