wtw ProfiLine LF 197 Bedienungsanleitungen Seite 46

Outputs
Analog output
(only LF 197-S, LF 597-S)
Main parameter "Rec"
Parameter "RecTemp"
Digital interface
RS 232
Environmental conditions
Ambient temperature
Relative humidity
EMC
Interference transmission
Disturbance
46
Technical data
2 x 4 mm jack for laboratory cable,
not galvanically isolated
Output of measured values as in display
Signal range: 0 ... 1.999 V for the range
Accuracy:
± 0.5 % of indicated value ± 1 mV
with ambient temperature -10°C ... +55°C
2 x 4 mm jack for laboratory cable,
not galvanically isolated
Output of measured values as in display
Measuring range Voltage
-5°C...+99.9°C -50 mV...999 mV
Accuracy:
0.5% of indicated value ± 0.1°C
with ambient temperature -10°C ... +55°C
Internal resistance of both analog outputs:
< 5 Ω (current imitation to
0.2 mA output current at the most)
4 pole connector with pin contacts for
RS 232 cable AK 325/B or
Printer cable AK 325/S
Serial interface, not galvanically isolated
Data output, no control mode
Baud rate:
Data bits:
Stop bit:
Parity:
Handshake:
Max. cable length: 15 m
Output format:
Operation:
Storage:
Yearly mean:
30 days/year:
Remaining days: <
Generic standard EN 50081-1
FCC class A
Generic standard EN 50082-2
Namur recommendation (standard requirements)
BA52101/12.95/AS/LF197-LF 597-1
0 ... 1999 Digit
Resolution
4800
8
1
none
RTS/CTS Handshake
ASCII-strings
separator CR, LF
- 10°C ... + 55°C
- 25°C ... + 65 °C
< 75 %
< 95 %
85 %
0.1°C