Instructions; Hmi Features; Front Panel; Display - ABB REF 610 Operator's Manual

1MRS 755539
3.
3.1.
3.1.1.
3.1.2.
3.1.2.1.
Feeder Protection Relay
Operator's Manual - ANSI Version

Instructions

HMI features

Front panel

The front panel of the protection relay includes:
• an alphanumeric 2 x 16 characters' LCD with backlight and automatic contrast
control
• three target LEDs (green, yellow, red)
• 8 programmable target LEDs (red)
• an HMI push button section with four arrow buttons and buttons for clear/cancel
and enter
• an optically isolated serial communication port with an target LED.
Fig. 3.1.1.-1 Front view of REF 610
1. LCD
2. HMI push button section
3. Programmable target LEDs (red)
4. Target LEDs:
• Left: Ready (green)
• Centre: Pickup/Alarm (yellow)
• Right: Trip (red)
5. Target LED for front communication
6. Front communication port (infrared)

Display

Display test at power up

When connecting the auxiliary voltage to the relay:
1. The backlight will be turned on after the relay has performed the internal power-
up tests and entered into the protection mode.
2. The display will be tested by inverting it for approximately three seconds, see
Fig. 3.1.2.1.-1.
FrvievREF610_b
REF 610
9