10
3. Technical specifications
EH-150
MICRO-EH
10/14/23,28
CPU104
CPU208
CPU308
CPU316
CPU448
General specification
Speed of
Binary
command
0.9
µ
s
1.0
µ
s
0.1
µ
s
Memory size
3 kstep
4 kstep
8 kstep
8 kstep
16 kstep
48 kstep
I/O points
10/70/84
512
1,024
Exp. unit
Up to 4
-
1
Commands
98
152
PID
-
ü
Clock
ü
*
1
-
ü
Port 1
RS-232C
RS-232C/422/485
Port 2
RS-422/485 *
1
RS-232C
Memory
board
(planned)
-
ü
(optional)
Modem
ü
-
ü
Internal memory
R
1984 bits (R0 – R7BF)
WR
4,096 word
(WR0 – FFF)
8,192 w.
(WR0 – 1FFF)
17,408 w.
(WR0 – 43FF)
22,528 w.
(WR0 – 57FF)
50,176 w.
(WR0 – C3FF)
M, WM
16,384 points = 1,024 w. (M0 – 3FFF = WM0 – 3FF)
L, WL
-
16,384 points
×
2 = 1,024 w.
×
2
(L0 – 3FFF = WM0 – 3FF, L10000 – 13FFF = WL1000 – 13FF
Special R
64 points (R7C0 – 7FF
Special WR
512 words (WRF000 – F1FF)
Timer (TD)/
counter (CU)
points
256 points
(TD + CU)
0.01s : 64 pts.
512 points (TD + CU) *2
(TD : up to 256 points, 0.01s base TD : up to 64 points.)
TD /CU
setting value
TD : 65,535 with 0.01, 0.1 or 1 sec. time base
CU : 65,535 times
Edge detect
512 points (DIF0 - 511) / 512 points (DFN0 - 511)
*1 : Only 23, 28 points module.
*2 : (TD) is up to 256 (TD0 - 255), and counter (CU) is up to 511 (CU0 - 511) for EH-150 series. TD number
is not allowed to use same as CU number, and vice versa.
Special internal registers R, WR
The special internal registers are some flags, diagnostic information and parameter setting area to operate
the PLC easily and flexibly. The following list is a part of this area and error code in WRF000.
Address
Description
Set by
Reset by
Error code in WRF000
R7E3
ON while the first scan
CPU
CPU
H13
micro processor error
R7E4
Always ON
CPU
CPU
H33
memory size error
R7E5
0.02s clock (0.01s ON, 0.01s OFF)
CPU
CPU
H34
program (syntax) error
R7E6
0.1s clock (0.05s ON, 0.05s OFF)
CPU
CPU
H41
I/O configuration error
R7E7
1s clock (0.5s ON, 0.5s OFF)
CPU
CPU
R7EC
Clear error code
user
CPU
H44
scan time error
(normal scan)
WRF000
Error code (See right table.)
CPU
user
WRF00B – 00F
Calendar
CPU
-
H45
scan time error
(periodic scan)
WRF010 – 012
Scan time (max. / current / min.)
CPU
CPU
H71
Battery low
WRF01B – 01F
Calendar to read/write
user
user
WRF050
ROM version
CPU
CPU
WRF051
FLASH ROM version
CPU
CPU
(see below)
(see below)