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Pir-88m specifications – Oxmoor PIR-88M User Manual

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PIR-88M SPECIFICATIONS

Page 10

Specifications subject to change without notice.

AUDIO INPUTS

Type .............................................. Electronically Balanced (RF Suppressed)
Connectors ................................... Screw Terminal Blocks with Mating Connector
Input Impedance ......................... 80 K Ohms
Input Sensitivity .......................... Nominal +4 dBu, Maximum +24 dBu
Trim Pot Range ............................

±

15 dB

MODULATOR

Input .............................................. Limiter Protected
Frequency ..................................... 95 kHz or 250 kHz Selectable
Preemphasis ................................. 50

µ

sec.

Peak Deviation .............................

±

50 kHz

Crosstalk Attenuation ................ 50 dB @ 250 kHz

RF OUTPUTS

Connectors ................................... BNC
Selectable Output Levels ............. 0 - 2.0 V rms (Terminated)

1.5 V rms (Terminated)
750 mV rms (Terminated)
400 mV rms (Terminated)

CONTROL PORT

Connector ..................................... 37-pin D-sub, Female
Input Type .................................... Active Low, Internally Pulled Up
Logic Action ................................. Momentary to Common
Logic Levels ................................. Low < .8 Volts, High > 2.4 Volts
Maximum Sink Current ............. 1 mA
Maximum Cable Length ............ 600 m (2000 ft), #22 AWG
Switching Time ............................ 50 ms
Power Output .............................. +15 VDC

±

0.5 V, 100 mA

COMMUNICATION

Protocol ......................................... PA-422
Input Connector .......................... 9-pin D-sub, Male
Output Connector ....................... 9-pin D-sub, Female

POWER

Connector ..................................... Cage Clamp Terminal Blocks
AC Adapter Provided ................ Voltage

±

15 VDC, 24 watts maximum

Current .......................................... 1 Amp Per Side DC current
Internal Thermal Fuses ............... Poly Fuse, Resetable

MECHANICAL

Overall Dimensions .................... 44 H x 482 W x 183 D mm

(1.72 H x 19 W x 10 D in)

Finish ............................................. Textured Black Paint
Weight ........................................... Shipping: 3.8 Kg (8.5 lb) Net: 3.1 Kg (6.9 lb)