Emerson Bristol ControlWave ExpressPAC Manual de Instruções descarregar pdf (Página 81)

ControlWave ExpressPAC Instruction Manual (CI-ControlWave EPAC)

Option Tests

Pulse Counter inputs on the CPU/System

Controller board.

Prom/Ram Checks the SRAM and FLASH memory.

Analog Input Checks AIs on the Process I/O board.

Communications Checks serial communication ports COM1,

COM2, and COM3. The External loop-back tests

require the use of a loop-back plug.

Discrete I/O Checks DIs and DOs on the Process I/O board.

Ethernet Checks the Ethernet port.

Keypad & Display Checks the optional display/keypad hardware.

Port Loop-back

Test

WINDIAG allows you to select the communication port to test.

Depending on the type of network (RS-232 or RS-485) and the port in

question, a special loop-back plug is required:

 Port 1 - RS-232 uses a 9-pin female D-type loop-back plug (see

Figure 5-7).

Figure 5-7. COM1 & COM2 RS-232 Loop-back Plug/Wires

Revised Mar-2011 Service & Troubleshooting 5-13

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Emerson Bristol ControlWave ExpressPAC Manual de Instruções Página 81