Delta Electronics LCP-2488B4HDRx manual Digital Diagnostic Monitoring Interface

Digital Diagnostic Monitoring Interface

Alarm and Warning Thresholds (2-Wire Address A2h)

		Address		#		Name	Value (Dec.)	Unit		Note
				Bytes
	00-01		2			Temp High Alarm	TC (MAX.)+8	℃	1
02-03			2			Temp Low Alarm	TC (MIN.)-8
04-05			2			Temp High Warning	TC (MAX.)+3
06-07			2			Temp Low Warning	TC (MIN.)-3
08-09			2			Voltage High Alarm	Vcc+0.5	Volt
		10-11	2			Voltage Low Alarm	Vcc-0.5
		12-13		2		Voltage High Warning	Vcc+0.2
		14-15		2		Voltage Low Warning	Vcc-0.2
16-17			2			Bias High Alarm	IOP*2+20	mA	2
18-19			2		Bias Low Alarm		IOP-20
20-21			2			Bias High Warning	IOP *2+10
22-23			2			Bias Low Warning	IOP -10
24-25			2			TX Power High Alarm	Ph+2	dBm		3
		26-27	2			TX Power Low Alarm	Pl -2
		28-29		2		TX Power High Warning	Ph+1
		30-31		2		TX Power Low Warning	Pl -1
32-33			2			RX Power High Alarm	P0+2	dBm	4
34-35			2			RX Power Low Alarm	PS-2
36-37			2			RX Power High Warning	P0+1
38-39			2			RX Power Low Warning	PS-1
40-45			16			Reversed
56-91			36			External Calibration Constants
92-94			3			Reversed
95			1			Checksum				5
96-97			2		Real Time Temperature
98-99			2		Real Time Supply Voltage
100-101			2		Real Time Tx Bias Current
102-103			2		Real Time Tx Optical Power
104-105			2		Real Time Rx Received Power
106-109			4			Reserved
110			1			Optional Status/ Control Bits				6
111			1			Reserved
112-119			8			Optional Set of Alarm and Warning				7

Notes:

1)TC: Case Operating temperature

2)IOP: Operating current at room temperature. The min. setting current is 0 mA.

3)Ph: Maximum value of transmitter optical power

	Pl: Minimum value of transmitter optical power
4)	P0: Overload optical power of receiver
	PS: Sensitivity optical power of receiver
5)	Byte 95 contains the low order 8bits of sum of bytes 0-94
	11	2008/3/14
		Rev. 0B
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