item
|
specifications
|
SR-21 |
DL-350 |
Run mode |
Cyclic scanning |
Cyclic scan, time scan |
programming language |
instructions |
Ladder, level-type shared |
Instructions |
71 |
170 |
Speed |
8ms/0.5k |
5~6ms/K |
Program capacity |
0.7K/1.7K/3.7K(CMOS RAM) 0.7K/3.7K(EPROM) |
7680 words FLASH |
I / O points can be configured to |
168 points |
368 points |
Internal Relay |
124 points |
1024 points |
Special Relay |
12 points |
144 points |
Timer |
64 points |
256 points |
Counter |
64 points |
128 points |
Stage |
- |
1024 |
Self-diagnostic function |
cpu exception, program memory parity, battery abnormalities, grammar checking |
Password Protection |
By the programmer to set 4 BCD code |
Programmer or Directsoft set |
Monitoring Function |
I / O monitoring, ON / OFF monitoring, T / C over the value of monitoring, data register monitoring |
PID Function |
without |
4-way adjustable PID |
Calendar Clock |
without |
have |
Floating-point operations |
without |
have |
Drum-shaped controller
|
have |
have |
Power failure memory |
have |
have |
Programmatically |
Programmer (R-21P) |
Programmer(S-10HP、S-20P、S-01P) DirectSoft |
Communication port
|
RS-232/422 CCM protocol |
6P Communication port(RS-232C) 25P Communication port(RS-232C/RS422) |