ADS Environmental Services IETG FlowHawk QR 775012 A4 - Manual (Page 327)

Maintenance and Troubleshooting 8-43
Communication Problems
The following tables contain general troubleshooting techniques for
communications.
Problem Monitor does not answer via wireless communication.
Possible
Causes
Signal strength to the modem may be insufficient.
Battery pack may be dead or below minimum voltage
requirement (7.5 volts - internal), or external power
source may be down.
Wireless network failure.
Monitor may have lost communication with network and
cannot re-establish communication.
Connection type may be incorrect in Profile or Qstart.
Antenna may be defective.
Monitor may be defective.
Modem may be defective.
3.3-volt fuse on regulator may have blown.
Leading zeros are included before or within the IP
address.