Guardian Technologies CIT-40 - Manual (Page 8)

Guardian Telecom Inc.
Installation and Operation
Model CIT-40
Page 8
Engineering Specifications
E LECTRICAL P ERFORMANCE
A UDIBLE R ANGE F REQUENCY R ESPONSE 300 – 3400 H Z
D IALING M ETHOD DTMF OR 40/60 P ULSE AT 10 PPS
T RANSMIT O BJECTIVE L OUDNESS R ATING (TOLR) -40 +/- 3 dB
R ECEIVE O BJECTIVE L OUDNESS R ATING (ROLR) T YPICAL 47 +/- 3 dB
S IDE T ONE O BJECTIVE L OUDNESS R ATING (SOLR) T YPICAL 10 +/- 4 dB
S ET I MPEDANCE 600 OHMS N OMINAL
M AXIMUM L OOP 15,000 FT (4,600 M) OF 22 AWG C OPPER
E LECTRICAL R EQUIREMENTS
L INE V OLTAGE 24 – 56 VDC
L OOP C URRENT 20 - 120 M A
C ONNECTION M ETHOD T ERMINAL S TRIP OR RJ11 C ONNECTOR
F USE ¼ A MP 250 V OLT 3AG F AST B LOW
E NVIRONMENTAL
T EMPERATURE -40 O
TO +60 O C (-40 O
TO +140 O F)
H UMIDITY 0 TO 95% RH
D USTPROOF F ULL E NCLOSURE G ASKET
M ECHANICAL
H OOK S WITCH (C RADLE S WITCH ) L IFE >1 000 000 O PERATIONS
B ODY A ND F ACEPLATE C ONSTRUCTION 16 AWG S TEEL , Z INC D ICHROMATE P LATED AND
P OWDER C OATED
D IMENSIONS 9 X 5 X 5.2 INCHES (229 X 127 X 132 MM )
N ET W EIGHT 5.5 LBS (2.5 KG )
H ANDSET M ATERIAL H IGH I MPACT ABS
M ICROPHONE N OISE R EDUCING E LECTRET
O PTIONAL M ICROPHONE N OISE C ANCELING D YNAMIC
R ECEIVER H EARING A ID C OMPATIBLE
S TANDARD M OUNTING V ERTICAL W ALL
W IRING A CCESS R EAR O PENING 1.5 X 1.5 I NCHES ( 38 X 38 MM )
H ARDWARE M ATERIAL S TAINLESS S TEEL