AS8118 datasheet(10/30 Pages) AMSCO

Part #	AS8118

Description	Single Phase Instantaneous Energy Metering IC with On-Chip Calibration, Stepper Motor Drive and LED Output

PDF	30 Pages

Scroll/Zoom	100%

Manufacturer	AMSCO [ams AG]

Direct Link	http://www.ams.com

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10 / 30 page

Data Sheet AS8118

Revision 1.8, 15-Feb-05

Page 10 of 30

Timing Diagram

MON

MOP

CAL

LED

Figure 4

Timing diagram for AS8118 frequency outputs

Timing Parameters

Parameter

Values

Unit

Pulse rate

Comments

200

100,200,400 imp/kWh

For all currents up to 120A ; 230V

200

800 imp/kWh

Imax < 97.8 A ; 230 V

50% duty cycle

800 imp/kWh

Imax > 97.8 A ; 230 V

Tosc*4

Minimum time between MON and MOP

t1+t2

100,200,400,800 imp/kWh

2 * t3

50,100,200,400 imp/kWh

100,200,400,800 imp/kWh

For all currents up to 120A ; 230V

1600 imp/kWh

For currents below 61.14A ; 230V

50% duty cycle

1600 imp/kWh

For currents above 61.14A ; 230V

3200 imp/kWh

For currents below 30.57A ; 230V

50% duty cycle

3200 imp/kWh

For currents above 30.57A ; 230V

50% duty cycle

3200 imp/kWh

For currents above 61.14A ; 230V

6400 imp/kWh

For currents below 15.28A ; 230V

50% duty cycle

6400 imp/kWh

For currents above 15.28A ; 230V

50% duty cycle

6400 imp/kWh

For currents above 30.57A ; 230V

50% duty cycle

6400 imp/kWh

For currents above 61.14A ; 230V

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