wtw pH 330/SET Bedienungsanleitung Seite 63

Memory of measured values
Type
Quantity
Timer for timed storing
Outputs
(Interface versions only)
The interface (RS 232 or recorder) is automatically recognized and switched over
accordingly when the meter ist connected.
Analog output
Serial interface
(Interface versions only)
Type
Baud rate
Data bits
Stop bit
Parity
Handshake
Cable length
Output format
Timer for timed output
Connections (electromechanical construction)
pH/voltage
Temperature
Line adaptor
(rechargeable battery
version only)
Serial interface, analog output
(Interface versions only)
Technical data
Ring store
200 measuring records
5 sec, 30 sec, 1 min, 5 min, 10 min, 15 min,
30 min, 60 min
Automatic switch-over when the recorder cable
AK 323 is connected.
Output signal corresponds to
Accuracy:
Internal resistance:
Automatic switch-over when the cable AK 340/B
or AK 325/S is connected.
RS 232, data output
adjustable 1200, 2400, 4800, 9600 Baud
8
1
None
RTS/CTS + X
max. 15 m
ASCII strings (IBM font)
Field separation by CR, LF
5 sec, 30 sec, 1 min, 10 min, 15 min, 30 min,
60 min, OFF
Socket according to DIN 19262
(Protection degree IP 67) in connection with
SenTix electrode
1 pin WTW jack
(Protection degree IP 67)
2 pin socket with pin contacts for FRIWO plug
4 pin socket with pin contacts
electrode voltage,
i.e. 50 - 62 mV/pH unit
± 0.1 % of meas. value ± 4 mV at
ambient temperature -10°C ... +55 °C
< 5 Ohm (current limit max. 0.2 mA
output current)
/X
on off
pH 330
pH 340
63