September 2004
8-2
Specifications
Electrical Specifications
The electrical specifications for the Model AT868 flow transmitter
are divided into the following categories:
Power Supply
Options:
Standard: 85 to 265 VAC, 47-65 Hz,
±
10%.
Optional: 12 to 28 VDC;
± 5%.
Power Consumption:
10 W maximum (not including inrush current required for DC
supply specification).
Operating Mode
Correlation Transit-Time™ Mode with clamp-on or wetted
transducers.
Input/Output
Specifications
Digital Display:
2-line x 16-character LCD display, LED backlight, configurable to
display up to 4 measurement parameters in sequence.
Digital Communications:
Standard:
RS232 serial port for PC, terminal or printer.
Optional:
RS485 serial port for PC, terminal or printer.
Analog Outputs:
1 isolated 0/4-20 mA, 600
Ω
max. load.
1 pulse totalizer/frequency output, optically isolated, 3 A max.,
100 VDC max., 1 W max., from 0.1 to 10 kHz.
Totalizer:
1 pulse per defined unit of parameter
(e.g., 1 pulse/gal).
Frequency:
pulse frequency proportional to magnitude of
parameter (e.g., 10 Hz = 1 gal/min).
Optional:
2-channel option includes a second set of the standard outputs as
described above. Outputs can be configured independent of
channel.
Cable and Length:
Standard:
Pair of coaxial cables, type RG62 A/U, or as specified
for transducer type. Length up to 3 ft (1 m).
Optional:
Lengths up to 1,000 ft (330 m) max.
Содержание AquaTrans AT868
Страница 8: ...Chapter 1 ...
Страница 24: ...Chapter 2 ...
Страница 60: ...Chapter 3 ...
Страница 66: ...Chapter 4 ...
Страница 72: ...Chapter 5 ...
Страница 77: ...Chapter 6 ...
Страница 88: ...Chapter 7 ...
Страница 98: ...Chapter 8 ...
Страница 106: ...Appendix A ...
Страница 112: ...Appendix B ...
Страница 113: ...CE Mark Compliance Introduction B 1 EMC Compliance B 1 LVD Compliance B 2 ...
Страница 116: ...Appendix C ...
Страница 117: ...Data Records Site Data C 1 ...
Страница 122: ...Appendix D ...
Страница 123: ...Measuring P and L Dimensions Measuring P and L D 1 ...
Страница 126: ...Appendix E ...
Страница 127: ...Service Record Introduction E 1 Data Entry E 1 Diagnostic Parameters E 3 ...
Страница 129: ...September 2004 E 2 Service Record Table E 1 Service Record cont Date Description of Service Performed By ...
Страница 131: ...Appendix F ...