Emerson Process Management 3081 pH/ORP instruction manual OutPut, 20MA 400

MODEL 3081 pH/ORP

PROGRAM

OutPut

EXIT NEXT ENTER

PROGRAM

4MA		-		1 4 0 0
EXIT	NEXT					ENTER
PROGRAM
20MA					400
				1
EXIT	NEXT					ENTER
PROGRAM
HoLd			1 . 0 0
		2
EXIT	NEXT					ENTER
PROGRAM
FAULt			2.00
		2
EXIT	NEXT					ENTER
PROGRAM
dPn							00
						0
EXIT	NEXT					ENTER

SECTION 10.0

PROGRAMMING FOR ORP MEASUREMENTS

10.3.3 Procedure

1. Enter the Program menu by pressing PROG on the IRC. The OutPut sub-menu appears.

2. Press ENTER. The screen displays the 4 MA prompt. Use the editing keys to change the displayed number to the desired ORP. The allowed range is -1400 to 1400. To change the display to a negative number, press Î or Í until no digit is flashing. Then press Ï or Ð until the minus sign appears. To change the display to a positive number, press Î or Í until the negative sign is flashing. Then press

Ïor Ð until the minus sign disappears. Press ENTER to save.

3. The screen displays the 20 MA prompt. Use the editing keys to change the displayed number to the desired ORP. The allowed range is -1400 to 1400. Press ENTER to save.

4. The screen displays the HoLd prompt. Use the editing keys to change the display to the output desired when the transmitter is in hold. The range is 3.80 to 22.00 mA. Entering 00.00 causes the transmitter to hold the output at the value it was when placed in hold. The hold setting overrides the fault setting. Press ENTER to save.

5. The screen displays the FAULt prompt. Use the editing keys to change the display to the output desired when the transmitter detects a fault. The range is 3.80 to 22.00 mA. Entering 00.00 causes the transmitter to hold the output at the value it was when the fault occurred. Press ENTER to save.

6. The screen displays the dPn prompt. Use the editing keys to change the display to the desired output dampening. The range is 0 to 255. Press ENTER to save.

7. Press EXIT to return to the process display.

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