4.5 Connect and test probe
Narda FieldMan 25
Display of rechargeable battery and charge status
The charge status is indicated by the status LED:
• Rechargeable batteries are being charged: Status LED lights up red.
• Rechargeable batteries are charged: The device automatically switches to trickle
charge, status LED lights up green.
In addition, the display shows the rechargeable battery capacity as well as the charging
or rechargeable battery mode:
• Device on: Rechargeable battery capacity in percent and charge status are
displayed in the upper right corner (see 5.5 Status bar symbols on page 35).
• Device off: When charging begins, the current charging process, the capacity and
the charging mode are displayed for approx. 1 minute.
– Fast Charging: Fast charging
– Charging: Normal charging
⇒ Activate the display again by pressing any key.
4.5 Connect and test probe
Probes can be connected directly to the probe connector on the top of the FieldMan or to
the optical input:
• Connection at the probe connector: All digital HF and LFFieldMan probes
• Connection at the optical input: HP-01 and EHP-50F/G field analyzers.
4.5.1 Connect the probe to the probe connector
1. Hold the probe so that the lug on the probe connector faces the groove in the socket
on the top of the instrument.
NOTICE! Do not push in the connector by force. Check position of lug and groove.
2. Insert the probe connector straight into the probe socket all the way from the top.
3. Tighten the locking nut finger-tight. Do not use tools.
Removing the probe:
⇒ Loosen the locking nut and pull the probe upwards and out at the metal plug.
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