Product Code PLC300-C34R
Description CPU, Relay
 
Physical Features
Size (W×H×D) 137 mm × 80 mm × 62 mm
Power dissipation 7 W
Power supply AC: 85 V~265 V
Rated power supply 220 V AC
 
Memory Features
Program memory 12KB, expandable to 16KB
Data memory 8KB
Super capacitor About 112 hours (typical)
External battery (Optional) About 200 days (typical)
 
General Features
Timers total
1ms
10ms
100ms		 256
4
16
236
Counters total 256 (back up by super capacitor)
Internal memory bits 256 (back up by super capacitor)
Stored permanently on power down 112
Time Interrupts 2 with 1ms resolution
Edge Interrupts 4 rising edges and / or 4 falling edges
Analog adjustment 2 with 8 resolution
Boolean execution speed 0.15µs
Float execution speed 8µs
Clock embedded
 
Integrated Communication Function
Communication Interface 2 communication ports, PORT0: PPI port, RS485; FPORT0: freeport, RS485 PWL
PPI  baud rates 9.6, 19.2 and 187.5k
Freeport baud rates 1.2 kbaud to 115.2k
Maximum cable length per segment
Isolated repeater applied
Isolated repeater unapplied		  
When it is 1000 m, baud rate is 187.5k; when it is 1200 m, 38.4k.
50 m
Maximum number of stations 32 stations per segment, 126 stations per network
Maximum number of masters 32
Point to point (PPI  Master Mode) Yes (NWTR / NETW), 8 total, 2 reserved
 
I/O Features
Number of integrated digital inputs 14
Input type Sink / Source
Number of integrated digital outputs 10
Output type Relay dry contact
Digital I/O mapping domain 256 (128 inputs / 128 outputs )
Analog I/O mapping domain   64 (32 inputs  / 32 outputs )
Maximum number of expandable I/O modules 7
Maximum number of digital I/O 230
Maximum number of analog I/O 56AI / 28AO
Pulse catch inputs 14
High-speed counters
Total
Uniphase counters
Bi-phase counters		 　
2（HSC0 and HSC1）
2×30 KHz
2×20 KHz
 
Digital Input Features
Number of integrated digital input 14
Input type Sink / Source (IEC Type 1/Source)
Rated voltage 24 V DC
Maximum continuous permissible voltage 30 V DC
Logical 1 Signal (minimum)
Logical  0 Signal (Maximum )		 18 V DC, 2.5 mA
5 V DC, 1 mA
Isolation (field side to logical circuit)
Optical isolation(Galvanic)
Isolation groups		 Yes
500 V AC, 1 minute 
refer to the Terminal  Identification
Simultaneous inputs 14
Maximum cable length
Shielded 
Unshielded		 500 M (standard input)
50 M (high-speed counters input)
300 M (standard input)
 
Digital Output Features
Output type Relay dry contact
Rated voltage --
Maximum rated current of each point
Surge current (Max)		 2 A
5 A, contacts closed
Lamp load (Max) 30 W DC / 200 W AC
On- state resistance 0.2 ohm
Delay (Max)
off to on
on to off		 30ms (Max)
High-speed Pulse Output --
Switching frequency (Max) 1 Hz
Mechanical life cycle 10 million times (Zero Load）
Contact endurance 0.1 million times (Rated Load)
Simultaneous output 10
Parallel output Only when the outputs are in the same group
Maximum cable length
Shielded
Unshielded		  
500M (Standard Input)
150M (Standard Input)