TYPE OF SENSOR BALANCED DIFFERENTIAL (SERIES OPPOSED TYPE.) PHYSICAL CONFIGURATION 1) PACKAGE : TO - 5 METAL CAN WITH DIMENSIONS SHOWN IN FIGURE 1-C (NICKEL-PLATED) 2) ELEMENT GEOMETRY : TWO SENSITIVE AREAS 2. 0 LONG, 1. 0 AND SPACED 1. 0 APART. 3) ELEMENT ORIENTATION : SEE FIGURE 1 - B 4) LEAD CONFIGURATION : SEE FIGURE 1-C, 1-D ELECTRICAL CHARACTERISTICS (AT 25 ± 5 ∩) 1) CIRCUIT CONFIGURATION : THREE-TERMINAL SENSOR WITH SOURCE FOLLOWER SEE FIGURE 2 2) OPERATING VOLTAGE : 3 10 V DC (Rs : 47 K) 3) SOURCE VOLTAGE : 0. 35 1. 5 V (VD : 5V, Rs : 47 K) 4) SIGNAL OUTPUT : MIN. 2. 5 Vp - p (TYP. 4. 0 Vp - p) SIGNAL OUTPUT IS MEASURED AT CHOPPER FREQUENCY OF 1 WHEN CONNECTED TO THE AMPLIFIER OF GAIN 72. 5 (AT 1 ) AND SUBMITTED TO THE EMISSION OF INFRARED ENERGY OF 13 / FROM 420 K BLACK BODY. SEE FIGURE 3 5) NOISE OUTPUT : MAX. 250 mVp - p (TYP. 90 mVp - p) NOISE OUTPUT SHALL BE MEASURED FOR 20 SECONDS WHEN CONNECTED TO THE AMPLIFIER OF GAIN 72. 5 dB AND SHUT OUT FROM INFRARED ENERGY. SEE FIGURE 3 6) BALANCE OUTPUT : MAX. 15 % BO / I SA+SB I ÷ 0. 15 BO : BALANCE OUTPUT SA : SIGNAL OUTPUT ON ELEMENT A SB : SIGNAL OUTPUT ON ELEMENT B BALANCE OUTPUT IS MEASURED AT CHOPPER FREQUENCY OF 1 Hz WHEN CONNECTED TO THE AMPLIFIER OF GAIN 72. 5 dB ( AT 1 Hz ) AND SUBMITTED TO THE EMISSION OF INFRARED ENERGY OF 13 u W/ FROM 420 K BLACK BODY. SEE FIGURE 3 7) FREQUENCY RESPONSE : 0. 3 Hz TO 3. 0 Hz / ± 10 dB OPTICAL CHARACTERISTICS 1) FIELD OF VIEW : 138° FROM EDGE OF ELEMENT ON AXIS X : 125° FROM EDGE OF ELEMENT ON AXIS Y : SEE FIGURE 1 - A 2) FIELTER SUBSTRATE : SILICON 3) CUT ON (5 % T ABS) : 5. 0 ± 0. 5 um 4) TRANSMISSION : 70 % AVERAGE 7 14 ENVIRONMENTAL REQUIREMENTS 1) OPERATING TEMPERATURE : -30 ∩ TO + 70 ∩ 2) STORAGE TEMPERATURE : -40 ∩ TO + 80 ∩ 3) RELATIVE HUMIDITY : THE SENSOR SHALL OPERATE WITHOUT INCREASE IN NOISE OUTPUT WHEN EXPOSED TO 90 95 RH AT 30 ∩ CONTINUOUSLY. 4) HERMETIC SEAL : THE SENSOR SHALL BE SEALED TO WITHSTAND A VACUUM OF 160 MILLIMETERS OF MERCURY.