Guardian Technologies HR70 ユーザーズマニュアル
Guardian Telecom Inc.
Installation and Operation
Model HR70
Page 9
Engineering Specifications
Electrical Performance
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) -41
+/-
3
dB
R
ECEIVER
V
OLUME
A
DJUSTMENT
+8.1
/
-5.4
dB
IN
5
S
TEPS OF
2.7
dB
R
ECEIVE
O
BJECTIVE
L
OUDNESS
R
ATING
(ROLR)
-A
T
N
OMINAL
V
OLUME
L
EVEL
50
+/-
3
dB
-A
T
M
AXIMUM
V
OLUME
L
EVEL
42
+/-
3
dB
-A
T
M
INIMUM
V
OLUME
L
EVEL
55.5
+/-
3
dB
S
IDE
T
ONE
O
BJECTIVE
L
OUDNESS
R
ATING
(SOLR)
-A
T
N
OMINAL
V
OLUME
L
EVEL
11
+/-
4
dB
-A
T
M
AXIMUM
V
OLUME
L
EVEL
7
+/-
4
dB
-A
T
M
INIMUM
V
OLUME
L
EVEL
14
+/-
4
dB
M
EMORY
D
IAL
10
R
EGISTERS OF
20
D
IGITS
E
ACH
F
LASH
600
MSEC
T
IMED
D
ISCONNECT
M
UTE
P
RESS
K
EY TO
M
UTE
T
RANSMITTER
R
EDIAL
31
D
IGITS
M
AXIMUM
R
INGER
O
UTPUT
M
AX
75
dB
FCC
R
INGER
E
QUIVALENCE
0.9B
S
ET
I
MPEDANCE
600
O
HMS
N
OMINAL
M
AXIMUM
L
OOP
15,000
FT
(4,600
M
)
OF
22
AWG
C
OPPER
Electrical
R
INGER
S
ENSITIVITY
40
–
100
V,
16
–
25
H
Z
L
INE
V
OLTAGE
24
–
56
VDC
L
OOP
C
URRENT
20
-
120
M
A
C
ONNECTION
M
ETHOD
T
ERMINAL
B
LOCK
F
USE
¼
A
MP
250V
3AG
F
AST
B
LOW
Environmental
W
EATHERPROOF
E
NCLOSURE
NEMA
3R
T
EMPERATURE
-40
O
TO
+60
O
C
(-40
O
TO
+140
O
F)
H
UMIDITY
0
TO
95%
RH
D
USTPROOF
F
ULLY
G
ASKETTED
E
NCLOSURE AND
M
EMBRANE
K
EYPAD