Signals; Settings - ABB RELION REX640 Technical Manual

Protection and control

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Table of Contents

Basic functions

Figure 194: Binary input connection

Signals

Table 354: EIHMI Input signals

Table 355: EIHMI Output signals

Table 356: HMI configuration parameters

Backlight brightness

Enable USB access

Enable HMI service port

Do not keep the HMI backlight always on as it may cause

premature and unnecessary wear of the display panel.

Controls the HMI maximum backlight brightness. Actual

brightness can be lower due to thermal compensation.

Enables or disables HMI connector X2.

Enables or disables HMI service port X1.2.

HMI wake-up com-

Acknowledge alarms

HMI home button indicator

HMI woken indicator

HMI connection status indicator

Alarms acknowledged indicator

1MRS759142 F

Technical Manual