Endress+Hauser prosonic flow 92, Operating Instructions Manual

Page: 29 / 98

Prosonic Flow 92 4 Wiring
Hauser 29
Power supply via built-in battery
To charge the battery, turn off the instrument power and connect the AC power adapter
to the device as shown below. The “FAST CHARGE” LED is lit red, and the “DC IN” LED
is lit green. When the instrument is fully charged, the “FAST CHARGE” LED flashes red.
With a fully charged battery pack, the instrument can measure for about 5 hours (with
the backlight turned off). The time required for charging is approximately 3 hours.
Fig. 24: Charging status display of the built-in battery
4.2.2 Connecting the analog input/output
This connection is used for connecting receiving instruments (indicators, recorders, etc.) and the
flow transmitter.
Fig. 25: Connection of the analog input/output cable
A = View A
1 = Analog input/output connector
2 = Analog output wires; 2.1 = red (+); 2.2 = black (–)
3 = Analog input wires; 3.1 = red (+); 3.2 = black (–)
The permissible load resistance of analog output is 0...1 k
Ω
.
The input resistance of analog input is 100
Ω
.
F06-92xxx
xxx-19-06-xx
-xx-000
F
0
6
-9
2
x
x
xxxx-
0
4
-0
6
-0
6
-x
x
-0
0
1