Testing The Digital I/O Interface - ABB RELION REC615 Operation Manual

1MRS758754 B
8.5.2
REC615 and RER615
Operation Manual
The Ready LED also flashes if the protection relay detects a
diagnostic failure. Check the test mode setting and the protection
relay's IRF alarm contact status to find the reason for the failure.
The test mode is useful for simulated testing of functions and outputs without
providing current inputs.
1.
Select Main menu/Tests/IED test/Test mode and press
A071154 V3 EN
Figure 98: Entering test mode
2.
Select the test mode status with
3.
Press to confirm the selection.
If the test mode is not cancelled, it remains on and the Ready LED
remains flashing.

Testing the digital I/O interface

To activate or deactivate, for example, a digital output:
1. Select Main menu/Tests/Binary outputs/X100 (PSM)/X100-PO1 and press
.
2.
Select the value with
3.
Press to confirm the selection.
If the optional BIO-module (X110) is included in the protection relay,
the menu path could also be Main menu/Tests/Binary Outputs/
X110 (BIO)/<binary output>.
or .
or .
Section 8
Commissioning
.
131