GE XDP-H2, Руководство пользователя

Страница: 79 / 96

January 2008
6-2 XDP Specifications
Functional Specifications
Alarms (terminal blocks J2, J3):
Dual general-purpose contacts,
Contact rating: 2 A, 28 V, SPDT
XDP Fault (J3): fail-safe type
XDP Normal (J3): fail-safe type
XDP Low (J3): fail-safe or non-fail-safe mode,
trips if H2 <85% (setpoint is programmable)
XDP Low-Low (J3): fail-safe or non-fail-safe mode,
trips if H2 <80% (setpoint is programmable)
Analog Input (terminal block J6):
4–20 mA, 28 V
Analog Output (terminal block J8):
4–20 mA, 28 V
Communications (terminal block J4):
Standard RS232/RS485 Serial Port
Display:
4-line, backlit liquid crystal display (LCD)
Keypad:
6-key, infrared
Measurement Ranges (for sample application):
•
70–100% hydrogen in air
•
0–100% hydrogen in carbon dioxide
•
0–100% air in carbon dioxide
Environmental
Specifications
The design, manufacture, and certification of the XDP have been
conducted in a manner that allows its operation in Zone 1,
Gas Group IIC, flameproof protection method in an ambient
operating temperature of –10° to 60°C (14° to 140°F).
This unit complies with EMC Directive 89/336/EEC and the
73/23/EEC Low Voltage Directive (Installation Category II, Pollution
Degree 2). It is in compliance with ATEX directive 94/9/EC Annex
II, per the document at the back of this manual.
Transmitter
Specifications
For complete transmitter specifications, refer to the documentation
provided with the transmitter.