Siemens 9810 Series, Руководство пользователя, Страница: 215 / 218

Specifications
Ethernet communications
Number of ports 2 (switched mode)
Maximum cable length 100 m (328 ft), per TIA/EIA 568-5-A
Cable type CAT5 (or higher)
Connector type Unshielded RJ45 modular connector (2)
Mode 10Base-T, 100Base-TX, Auto-MDIX
Data rate up to 100 Mbps
RS-485 communications
Number of ports 2
Cable type Shielded twisted pair
Maximum cable length 1200 m (4000 ft)
Maximum number of devices (unit
loads) Up to 32 devices on the same bus
Parity None, even, odd
Baud rate 2400 – 115200, 19200 recommended
Real-time clock
Clock drift (time error) Meter Powered ON: 5 ppm max
Meter Powered OFF: 20 ppm max at 25 °C (77 °F)
Battery backup time Minimum 7 years under specified storage conditions
Display
US2:9810R7DISP display
Display
Display type Capacitive touchscreen, WVGA color graphic TFT LCD 800 x 480 resolution
Display backlight White LED
Viewable area 152.5 x 91.5 mm (6.00 x 3.60 in)
Weight 0.9 kg (2.0 lb)
Communications ports
Optical communications ports ANSI C12.18 optical port
IEC 1107 optical port adapter
USB communications ports USB host port: Type A USB
USB device port: Mini-B USB
Control power
Power over Ethernet (PoE) power PD Type 1 Class 3 per IEEE 802.3af, 10W max.
Auxiliary control power
(Not required for PoE applications)
24 V DC ± 20%
DC burden 10 W max.
Use UL listed or UL recognized NEC class 2 (or equivalent SELV or PELV) power source
Communication connection
Cable type CAT5 (or higher). Use with unshielded RJ45 modular connector
Cable length 100 m (330 ft) max.
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