®
3
RS232/RS485 serial ports Used for:
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Application Download/Upload
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Application Testing (Debug)
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Connect to GSM/GPRS or
standard telephone modem:
- Send/receive SMS messages
- Remote access programming
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RS485 Networking
RS232 (see note) 2 ports
Galvanic isolation None
Voltage limits ±20V
RS485 (see note) 2 ports
Input voltage -7 to +12V differential max.
Cable type Shielded twisted pair,
in compliance with EIA RS485
Galvanic isolation None
Baud rate 110 57600 bps
Nodes Up to 32
Note:
RS232/RS485 is determined by jumper settings and wiring.
Refer to the controller's User Guide regarding communications.
I/O expansion port Up to 128 additional I/Os, including
digital and analog I/Os, temperature
and weight inputs and more
(number of I/Os may vary
according to expansion model)
V120-22-R34 06/09
Keypad Sealed membrane
Number of keys 16
Program
Application memory 448K
Memory Bits (coils) 4096
Memory Integers (registers) 2048
Long Integers (32 bit) 256
Double Word (32 bit unsigned) 64
Floats 24
Timers 192
Counters 24
Data Tables 120K (RAM) / 64K (FLASH)
HMI displays Up to 255
Execution time 0.8µs for bit operations
Graphic Display STN, LCD display
Illumination backlight LED, yellow-green,
software-controlled
Display resolution 128x64 pixels
Miscellaneous
Clock (RTC) Real-time clock functions
(Date and time).
Battery back-up 7 years typical at 25°C, battery
back-up for RTC and system data.
Battery Coin type, 3V lithium battery,
CR2450
Weight 310g (10.9 oz.)
Operational temperature 0 to 50°C (32 to 122°F)
Storage temperature -20 to 60°C (-4 to 140°F)
Relative Humidity (RH) 5% to 95% (non-condensing)
Mounting method DIN-rail mounted (IP20/NEMA1)
Panel mounted (IP65/NEMA4X)
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