PA1001A – 7/02
Page 8 of 11
CONTROLS AND ADJUSTMENTS:
STANDARD PRE-AMPLIFIER ADJUSTMENTS:
CARRIER ADJUSTMENT:
A twenty turn control used to precisely tune the specific sensing
depth, wall thickness, material type, air gap,
etc. of the RF pickup coil.
RF
TRIGGER:
A twenty turn control used to set the trigger level of the
RF coil input above the ambient noise level.
MAG TRIGGER:
A twenty turn control used to set the trigger level of the
Magnetic coil input above the ambient noise level.
COIL SELECTION:
A two-position jumper that is used to select the desired
pickup coils to be used as the input.
Input Coil Type
HD2 Setting
RF RF
Magnetic MAG
LIN\RAW PULSE:
A two-position jumper that is used to select the desired
Pulse
train.
Pulse Type
JP1 Setting
Raw pulse train
RAW
Linearized pulse train
(
NOT AVAILABLE YET
)
LIN
PULSE SELECTION:
A four-position jumper that is used to select the
Desired type of pulse output.
Pulse Output Type
HD1 Jumper Settings
Open Collector
JP2
Square Wave to Vin
JP1 and JP2
TTL/CMOS
JP1, JP2 and JP3
0-10 VDC Square Wave
JP1, JP2 and JP4
PULSE SCALING ADJUSTMENTS:
PULSE SCALER:
A 8 position jumper header located on PA1001 circuit board which is
used in programming the desired pulse output scaling (Division of 1,
2, 4, 8, 16, 32, 64, or 128). Factory set with division of 1 as standard.
