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<br />MODEL 52-1 Portable Portal Monitor <br /> <br />OUTPUT: RS-232 <br />output for printer <br />and relay output <br />connectors located <br />on the bottom of the electronics chassis <br />POWER: 85 - 250 VAC, 50 - 60 Hz single phase (less <br />than 100 mAl; or 3 ea. "0" cell batteries. <br />BATTERY LIFE: Typically 24 hours in a non-alarm condi- <br />tion <br />CONSTRUCTION: Aluminum housing with beige poly- <br />urethane enamel paint <br />TEMPERATURE RANGE: +50 F(-150C) to 1220 F(500 C) <br />SIZE: 83"(211cm)H X 28"(71cm)W X 18"(46cm)D <br />PORTAL DIMENSIONS: 81"(206cm)H X 24"(61cm)W <br />WEIGHT: 70 Ibs (32kg) <br />SHIPPING WEIGHT: 100 Ibs (45kg) <br /> <br />INDICATED USE: Portable personnel monitoring <br />(NOTE: This instrument is portable and can be as- <br />sembled or disassembled in less than 5 minutes. <br />Carrying case is included) <br />DETECTORS: 4 ea. 168 in3 plastic scintillation allow- <br />ing a total detection area of 672 in3 <br />THRESHOLD: 4 plus or minus 1 mV <br />DISPLAY: 2 line X 20 character LCD shows back- <br />ground rates from all detectors, and sigma values <br />above background. <br />ALARM: Indicated by red LED, and audible signal <br />(greater than 60 dB at 2 feet) <br />COUNT TIME: Adjustable from 0 - 20 seconds (0 <br />second setting is for walk through mode) <br />ENTER/CHECKING: (green LED) Indicates system is <br />ready for use. Flashing LED indicates a count is in <br />progress. <br />INCOMPLETE/UPDATING: (amber LED) Indicates <br />the user has stepped out of the portal before counting <br />was completed, or that an update is in progress. <br />FAilURE: (red LED) Indicates a high or low back- <br />ground <br />INFRARED SENSOR: A retro-reflective sensor senses <br />portal occupancy <br />PARAMETERS: All parameters are stored in non- <br />volatile memory <br /> <br />,. <br /> <br />.~ <br />J <br /> <br /> <br />.. <br /> <br />, <br /> <br />Display <br /> <br />.II <br /> <br />.-0.:2-'; <br /> <br /> <br />I! <br /> <br />P.O. Box 810, Sweetwater, Texas 79556 1 http://www.Iudlums.com <br />800-622-0828 1325-235-5494 1 Fax: 325-235-4672 1 E-mail: ludlum@ludlums.com <br />F-lO <br /> <br />IIiI <br />~ <br />=: <br />~ <br />=:-- <br />~ <br />~ <br />~ <br />=: <br />~ <br />~ <br />~ <br />... <br /> <br />~ <br />~ <br />