DSC LE4020CF Instrukcja instalacji - Strona 4
Przeglądaj online lub pobierz pdf Instrukcja instalacji dla Telefon komórkowy DSC LE4020CF. DSC LE4020CF 8 stron. Lte / 3g cellular alarm communicator
Drukuj stronęWorking Voltage Range
With Battery:
Without Battery:
Battery Type:
Battery charging voltage:
Battery charge current limit:
NOTE: Battery must be replaced every 3 to 5 years.
NOTE: When using the battery, use DSC ADP 1310-NAU(W) or ADP 1320-NAU power adapter
Operating frequency - 3G
(UMTS/HSPA):
For LE4020 operating
frequencies, see table below.
Antenna gain:
Environmental Specifications
Operating temperature:
Humidity:
Mechanical Specifications
White cabinet dimensions:
Weight (without battery):
Red cabinet dimensions:
Weight (without battery):
Simulated Telco Loop specifications (TIP/RING)
On-Hook Voltage:
Off-Hook Voltage (Maximum):
Loop Current:
Loop Resistance:
Table 2: LE4020 Operating Frequencies
Band
Transmit Band (Tx) Receive Band (Rx)
LTE B2
1850 - 1910 MHz
LTE B4
1710 - 1755 MHz
LTE B5
824 - 849 MHz
LTE B12
698 - 716 MHz
LTE B13
777 - 787 MHz
UMTS B2 1850 - 1910 MHz
UMTS B5 824 - 840 MHz
(when power is provided by the external power adapter) 11 Vdc to 14 Vdc
sealed, rechargeable type, rated 12 V / 1.2 Ah, 12 V / 4 Ah, 12 V / 7 Ah
257.2 mm x 161.9 mm x 76.6 mm / 10.125" x 6.375" x 3.0"
295.3 mm x 258.4 mm x 77.0 mm / 11.625" x 10.175" x 3.03"
1930 - 1990 MHz
2110 - 2155 MHz
869 - 894 MHz
728 - 746 MHz
746 - 756 MHz
1930 - 1990 MHz
869 - 894 MHz
93%RH Maximum (non-condensing)
4
9 Vdc to 24 Vdc
(for 24 hr standby time)
13.75 Vdc
360 mA
850 MHz / 1900 MHz
2.0 dBi
0°C-49°C (32°F-120°F)
1.28 kg / 2.8 lb
2.52 kg / 5.5 lb
12 Vdc
35 Vdc
25 mA
600 Ohms