ABB Relion REX640 User Manual page 35

2NGA000105 B
BIO-Tester Relion® REX640
User Manual
The Error LED can be deactivated with the Reset button. It resets the detected BI fault
situation and red colour Error LED turns off. It is important to take the needed
corrective action on the detected faulty BIO modules of the relay under testing.
1. Select the correct rated voltage by adjusting the potentiometer. Set the input
supply voltage level above the set value of the binary input's threshold voltage.
The binary input's supply voltage level can be adjusted between 12...200 V DC.
100V
12V
GUID-881754A6-9BCD-4C88-BFAB-44687C2DD9E0 V1 EN
Figure 13: Potentiometer for selecting the correct binary input supply
voltage value and screen for displaying the selected binary
input supply voltage
The selected voltage decreases slightly when the binary inputs
are activated during testing.
The accuracy of used Panel Meter is ±2 counts.
2. On the Testing and Commissioning page, select View I/O.
3. Push the BI button of each module on BIO-Tester.
BIO-Tester Relion® REX640
200V
Section 4
27