Veris Technologies pH Detector - Operating Instructions - Manual (Page 9)

OM17-pH Detector
2-6
Figure 11 DataLogger (rear)
Figure 12 Data-Logger (front)
Power:
When lit, this red
LED indicates
Sensor DataLogger
is powered up. On/Off:
Turns power to
Sensor DataLogger
on and off. Memory Card slot:
SD memory storage
card must be
installed when
booting up, and at all
times data is being
collected.
pH:
Serial cable from
pH Controller
attaches here. Reset
button:
Can be used
to reboot
DataLogger Power port:
The Sensor Data-Logger is
shipped with an accessory
power cord. If an alternative
connection is desired, make
sure that the unit is properly
connected to a power
connection that is not
controlled by the ignition
switch. If connecting directly to
the battery, we suggest a 3-
amp in-line fuse is installed
between the battery and the
instrument.
Alarm Vol:
Used to adjust
volume of auditory
alarm
GPS input:
Connect GPS cable here. It
is designed to accept GPS
input in NMEA 0183 format
via an RS232 connector.
(GPS must send GGA and
either VTG or RMC strings at
a 1hz rate, at 4800 baud, 8
data bits, 1 stop bit, no
parity.)
Data Status:
When lit, this green
LED indicates data
is being recorded to
memory card. If not
lit, EC values are
negative or GPS
signal not received.
Fuse:
This allows the fuse to be
replaced, with a 500mA
Fastblow fuse, if blown.