WirelessHART Adapter SWA70
6 Operation
Hauser
51
Green light emitting diode:
battery status
Red light emitting diode:
active communication,
error message
6.2
Operating and display elements –
electronically controlled power supply units
One push button and three light emitting diodes can be found on the electronically controlled power
supply unit.
Fig. 6-2: Operating and display elements for electronically controlled power supply units
6.2.1
Push button
When you press the push button, the appropriate LEDs light up depending on the output voltage
currently present.
Green LED
Battery status
Meaning
Lit
Normal
The battery unit will last for at least one more month
Flashes at 1 Hz
Warning
The battery unit will last for less than one month
Flashes at 3 Hz
Alarm
Measurement at the field device has been stopped
– A connection is not guaranteed
– The WirelessHART Adapter can still be operated but it
is no longer possible to power the field device
Off
Empty battery
Battery unit is empty or not connected
Red light emitting diode
Status
Meaning
Flashes: 50 ms on, 950 ms off
Communication
mode active
It is possible to communicate with the WirelessHART
Adapter
Lit
Internal fault
Fault caused by the device.
– It cannot be corrected by the user.
Flashes at 1 Hz
External fault
It might be possible for the user to correct the fault.
– External faults can be viewed in the diagnostics
function of the DTM or DD
– Examples:
a) Temperature is outside the specified range
b) Measured value is outside the configured range e.g.
4 to 20 mA
Flashes at 3 Hz
Short-circuit
Short-circuit at terminals 1 and 2
Off
No fault
1
Light emitting diodes
2
Push button
1
Power
Charge
Ready
LED on
Serial number
abxxxx24yyy
Date: JJJJ-MM
Uo ≤ DC V
Po ≤ mW
Io ≤ mA
2
