EE Systems Group EE977DMC Micro PIR Detector

The EE977DMC by EE Systems Group of Temple City, Calif., is a digital passive infrared (PIR) detector based on the company’s patented ePIR technology.

The detector embeds Sigma Delta (SD), auto-LED sensing and digital verification control technologies on a complete single chip solution. The EE977DMC-W has a preset wide-angle lens, while the EE977DMC-C has preset curtain lens, which is capable for standard detecting profile or directional (one-way) sensing.



Detection   Method:


Alarm   Period:

2 sec

Operating   Humidity Range:

95% max   relative humidity

Power   input:

9.6 –  16Vdc

Alarm   Output Relay:

N.C   28Vdc 0.1A with


non   condensing

Current   Consumption:

Standby:  16mA (± 5%)


10 Ohm   in line resistor

RFI   Protection:

30V/m   10Hz-6GHz


Active   with LED: 16mA (± 5%)

Tamper   Switch:


EMl   Protection:

50,000V   electrical


Active   w/o LED: 13mA (± 5%)



interference   from lightning

Detection   Range:

W15’x15’;  C15’x3’; H7-10’x20’D

Warm Up   Period:

35 sec   (± 5 sec)

White   Light Immunity(WLI):

up to   10,000 LUX

Auto LED   (Disable):

30   minutes; extendible window

Operating   Temperature:

14º F to   122º F


Ø:7/8″;  L:1-3/8″


as   required(defaulted)

Storage   Temperature:

-22º F   to 158º F



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