Troubleshooting - Balluff BFF T-001-A2A-S4 Serie Manual De Instrucciones

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Screw-in flow controller with LEDs
BFF T_ _ _ _-_ _001-_ _ _A2A-S4

Troubleshooting

Error
Possible cause
No LED
Incorrect or no
comes on.
supply voltage
Flow rate
Sensor operated
changes are
outside of
not indicated
specifications or
incorrectly installed
Switching
Sensor
response
contaminated
changes
Technical data
General data
Display
LED green (4×)
LED yellow
LED red
Operating panel
Functional principle
Electric data
Operating voltage
Switching current
Switching cycles
Current drain
Polarity reversal protected
Electrical Connection
Connector
Short-circuit protection
Output / interface
Switching output
6
english
Remedy
Check supply
voltage.
Check conditions
and installation
and correct as
needed, use
suitable pipe
diameter.
Clean sensor.
Limit exceeded
Limit reached
Limit undershot
Potentiometer screw
Flow sensor, calorimetric
20...28 V DC
400 mA
≥ 100 × 10
6
≤ 70 mA
yes
M12, 4-pole
yes
PNP
Technical data
Mechanical data
Pressure rating max.
100 bar
Installation length from
contact surface and
process terminal
BFF T7031-H...
31 mm,
G1/2" external thread
BFF T7048-H...
48 mm,
G1/2" external thread
BFF T7040-J...
40 mm,
NPT1/2" external thread
Probe diameter
7.3 mm
Materials
Gasket, material
AFM 34
Housing material
1.4571 stainless steel,
1.4305 stainless steel
Process connection
1.4571 stainless steel
material
Detection range / measuring range
Stand-by delay t
≤ 15 s
v
Response time
≤ 13 s
Detection range
Aqueous media
1...150 cm/s
Oil
3...300 cm/s
Ambient conditions
Medium temperature
–20...+80 °C
Storage temperature
–20...+80 °C
IP rating per IEC 60529
IP67
Ambient temperature
–20...+80 °C

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