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PTFM 1.0 Portable Transit Time Flow Meter
BATTERY
- A built-in rechargable NiMH battery supplies power for 18 hours continuous operation when fully
charged.
- Display brightness is adjustable to conserve power.
- State of charge is shown for normal use, sleep mode and charging.
- When switched OFF with the AC power module connected the flashing battery indicates charging,
solid battery shows fully charged.
- The PTFM 1.0 will switch off automatically when the battery is fully discharged.
- Full charge requires approximately 6 hours charging.
- Sleep mode extends battery life for long term data logging. Maximum log time is 18 days at 5 minute
sample rate.
CONNECTIONS
SENSORS
Use type SE16B supplied with 12 ft (4 m) coaxial cables and BNC connectors. Set of optional PTC50
50 ft (15 m) extension sensor cables available.
4-20mA
Active only when powered by AC charger, maximum load 500 ohm.
USB
Cable Part #USB-PD is supplied for connecting the PTFM 1.0 to a PC or laptop.
POWER
An AC powered 15 volt DC power module is supplied for battery charging and continuous use.
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