5. Faults
Fault
No measured value transmission
after previously unrestricted
EN
function
No connection to gateway
Individual measured value not
transmitted
Bluetooth
transmission does
®
not work
Constant output signal upon
change in pressure
Deviating zero point signal
Signal span too small
Faulty signal
20
Causes
Battery empty
Incorrect battery replacement
Instrument outside the range of the
gateway
Damage due to improper use
Changes in the infrastructure
Gateway is switched off
Collision in the data transmission
Battery not yet connected
Battery empty
Instrument out of range
Bluetooth
®
of the mobile device is not
activated
Mechanical overload caused by overpres-
sure
Overpressure limit exceeded
Mechanical overload caused by overpres-
sure
Moisture ingress
Vent opening covered
WIKA operating instructions pressure sensor, model PEW-1000
Measures
For changing the battery, see chapter 4.2 "Battery"
Checking the battery change or battery charge
status
Observe instructions in accordance with the
operating instructions, see chapter 4 "Commissio-
ning and operation"n".
Observe the intended use, see chapter 2.2
"Intended use"
Contact the person responsible for the infrastruc-
ture
Switch the gateway on and ensure that a connec-
tion to the network server exists
Unavoidable. Adaptation of infrastructure possible
For removing the case and connecting the battery,
see chapter 4.2 "Battery"
Remove the case and change the battery
Reduce the distance to the instrument
Activate the Bluetooth
®
function of the mobile
device
Replace instrument; if it fails repeatedly, contact
the manufacturer
Maintain permissible overpressure limit
Replace instrument; if it fails repeatedly, contact
the manufacturer
Mount the case cover correctly
Keep the vent opening clear