Teledyne Model 300EU Connecting The Status Outputs, M300EU, Analog Output Pin Outs, Output #

GETTING STARTED							M300EU
					Addendum to M300E/EM Manual P/N 04288
			Table 3-2:	Analog Output Pin Outs
		Pin	Analog Output		Standard Voltage	Current
					Output	Loop Option
	1		A1		V Out	I Out +
	2				Ground	I Out -
	3		A2		V Out	I Out +
	4				Ground	I Out -
		5	A3		NOT USED
		6
	7		A4		V Out	Not Available
	8				Ground	Not Available

3.3.3. CONNECTING THE STATUS OUTPUTS

The information found in Section 3.1.2.3 is correct with the following exception:

Table 3-3: Status Output Pin Assignments

Output #	Status	Condition
	Definition
1	SYSTEM OK	On if no faults are present.
2	CONC VALID	On if CO concentration measurement is valid.
		If the CO concentration measurement is invalid, this bit is OFF.
3	HIGH RANGE	On if unit is in high range of DUAL or AUTO Range Modes.
4	ZERO CAL	On whenever the instruments ZERO point is being calibrated.
5	SPAN CAL	On whenever the instruments SPAN point is being calibrated.
6	DIAG MODE	On whenever the instrument is in DIAGNOSTIC mode.

7

A-REF

On whenever the instrument in is A-REF mode.

8	SPARE
D	EMITTER BUSS	The emitters of the transistors on pins 1-8 are bussed together.
+	DC POWER	+ 5 VDC

Digital Ground

The ground level from the analyzer’s internal DC Power Supplies.

8 05831 Rev. 01