IDEC FC4A-C10R2 User Manual page 25

Communication Function
Communication Port
Standards
Maximum Baud Rate
Maintenance Communication
(Computer Link)
User Communication
Modem Communication
Data Link Communication
Quantity of Slave Stations
Maximum Cable Length
Isolation between Internal Circuit
and Communication Port
* Recommended cable for RS485: Twisted-pair shielded cable with a minimum core wire of 0.3 mm
Conductor resistance 85 Ω/km maximum, shield resistance 20 Ω/km maximum.
Built-in Functions
High-speed Counter
Sensor Power Supply
(AC power type only)
Analog Potentiometer
Memory Cartridge (Option)
Memory Type
Accessible Memory Capacity
Hardware for Storing Data
Software for Storing Data
Quantity of Stored Programs
Program Execution Priority
Clock Cartridge (Option)
Accuracy
Backup Duration
Battery
Charging Time
Battery Life
Replaceability
Port 1 (RS232C)
EIA RS232C
19,200 bps
Possible
Possible
Not possible
Not possible
—
Special cable
Not isolated
Maximum Counting Frequency
and High-speed Counter Points
Counting Range
Operation Mode
Output Voltage/Current
Overload Detection
Isolation
Quantity
Data Range
EEPROM
32 KB
CPU module
WindLDR
One user program can be stored on one memory cartridge.
When a memory cartridge is installed, the user program on the memory cartridge is
executed.
±30 sec/month (typical) at 25°C
Approx. 30 days (typical) at 25°C after backup battery fully charged
Lithium secondary battery
Approx. 10 hours for charging from 0% to 90% of full charge
Approx. 100 recharge cycles after discharging down to 10% of full charge
Not possible to replace battery
« FC4A M S U
ICRO MART
Port 2 (RS232C)
Communication Adapter
EIA RS232C
19,200 bps
Possible
Possible
Possible
Not possible
—
Special cable
Not isolated
Total 4 points
Single/two-phase selectable: 20 kHz (1 point)
Single-phase:
0 to 65535 (16 bits)
Rotary encoder mode and adding counter mode
24V DC (+10% to –15%), 250 mA
Not available
Isolated from the internal circuit
1 point (10- and 16-I/O type CPU)
2 points (24-I/O type CPU)
0 to 255
' M »
SER S ANUAL
2: M S
ODULE PECIFICATIONS
Port 2 (RS485)
Communication Adapter
EIA RS485
Computer link: 19,200 bps
Data link: 38,400 bps
Possible
Not possible
Not possible
Possible
31
200m *
Not isolated
2
.
5 kHz (3 points)
2-5