Diehl HYDRUS 171A/B Guide D'installation page 24

HYDRUS
1 Conformity label
2 Year of declaration of conformity 11 Max. temperature
3 Design examination certificate
number
4 Water volume
5 Flow
6 Serial number
7 Optical sensing device
8 Position aid optical head
9 Article number
An optical touch button mounted on the front of the meter is used to
switch to the various displays (see fig. IV pos. 7) This push button is used
to switch to the various displays.
To save the battery, the meter switches to sleep mode (display off) if
the button is not pressed for approx. 4 minutes; it can be woken up by
pressing the button.
After wake-up, the current status appears in the display for approx. 2 sec-
onds if an error exists; e.g. error message E -- 7 -- A (air in the pipe).
Ex works setting for operating mode of optical touch button (short press):
ƒ
Current total volume
ƒ
Display test (alternates between all on and all off)
ƒ
Error messages (if errors exist, e.g. "E -- 7 -- A")
ƒ
Flow rate (m³/h), display –> "Err" if not installed
ƒ
Alternates between total volume on due date and due date
ƒ
Current reverse volume
ƒ
Alternates between software version and software checksum (e.g.
"F06-006" –> "C7194")
ƒ
Battery lifetime (display alternates between "batt" and date)
The loop settings can be programmed to suit customer-specific
requirements using the IZAR@MOBILE 2 software.
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Deutsch
English
10 Protection class
12 Metrological class
13 Pressure stage
14 Dynamics
15 Interface
16 Rated flow, internal diameter
17 Pressure drop in bar
18 Lead seal
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