Diagnostic Display - Diehl CORONA E Guide D'installation

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Pulse output configured for forward volumes
Pulse output configured for return volumes
Pulse output configured for forward and return
volumes
Pulse output configured for direction informa-
tion (indicates forward or return volumes of the
other pulse output)
S3 (future set day)
The consumption values are stored in the memory on the
set due date and kept until the next due date. They can be
read off the display or transmitted over the M-Bus or optical
interface. The due date can be programmed as required.
Ex works default setting = 31.12 of the year of delivery.
The display does not apply for wireless devices.

6.4 Diagnostic display

ƒ
Activate the display by pressing the button.
If a fault exists, this will be indicated by a corresponding code.
Code Error description
C1 Basic parameter part of RAM damaged.
F2 Battery discharged (only wireless versions,
battery life less than 400 days).
F4 Flow sensor defective.
F5 Meter operating correctly.
Communication is not possible to save power
(too frequent reading). Meter recovers after
a few minutes.
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