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CPM1A Dimensions
CPM1A-20CA"-" CPM1A-32CA"-"
CPM1A-10CD"-" CPM1A-20CD"-" CPM1A-30CD"-" CPM1A-40CD"-" CPM1A-20EDR-"
Width 2.60 in 3.39 in 5.12 in 5.91 in 3.39 in
(66 mm) (86 mm) (130 mm) (150 mm) (86 mm)
Depth AC 3.35 in (85 mm) 3.35 in (85 mm) 3.35 in (85 mm) 3.35 in (85 mm) 3.35 in (85 mm)
DC 1.97 in (50 mm) 1.97 in (50 mm) 1.97 in (50 mm) 1.97 in (50 mm) 1.97 in (50 mm)
Height 3.54 in (90 mm) 3.54 in (90 mm) 3.54 in (90 mm) 3.54 in (90 mm) 3.54 in (90 mm)
CPM1A Specifications
Item 10-POINT I/O 20-POINT I/O 30-POINT I/O 32-POINT I/O 40-POINT I/O
Number of inputs 6 12 18 20 24
Number of outputs 4 8 12 12 16
Supply voltage AC type 100 to 240 VAC, 50/60 Hz
DC type 24 VDC
Operating AC type 85 to 264 VAC
voltage range DC type 20.4 to 26.4 VDC
Power AC type 30 VA max. 60 VA max.
consumption DC type 6 W max. 20 W max.
Inrush current 30 A max. 60A max.
External Supply voltage 24 VDC
power supply
(AC type only) Output capacity 200 mA 300 mA
Control method Stored program method
I/O control method Cyclic scan with direct output; immediate refresh processing
Programming language Ladder diagram
Instruction length 1 step per instruction, 1 to 5 words per instruction
Types of instructions Basic instructions: 14
Special instructions: 77 types
Execution time Basic instructions: 0.72 to 16.2 µs
Special instructions: MOV = 16.3 µs
Program capacity 2,048 words
Input bits 00000 to 00915 (Bits not used as input bits can be used as work bits.)
Output bits 01000 to 01915 (Bits not used as output bits can be used as work bits.)
Work bits (IR area) 512 bits: 20000 to 23115 (Words IR 200 to IR 231)
Special bits (SR area) 384 bits: 23200 to 25515 (Words SR 232 to SR 255)
Temporary bits (TR area) 8 bits (TR0 to TR7)
Holding bits (HR area) 320 bits: HR 0000 to HR 1915 (Words HR 00 to HR 19)
Auxiliary bits (AR area) 256 bits: AR 0000 to AR 1515 (Words AR 00 to AR 15)
Link bits (LR area) 256 bits: LR 0000 to LR 1515 (Words LR 00 to LR 15)
Timers/Counters 128 timers/counters (TIM/CNT 000 to TIM/CNT 127)
Interrupt processing External interrupts: 2 External interrupts: 4
Memory Flash The memory and read-only DM area are backed up without battery
Backup memory:
Capacitor The read/write DM area, HR area, AR area, and counter values are backed
backup: up by a capacitor for 20 days at 77°F (25°C)
High-speed counter One high-speed counter: 5 kHz single-phase or
(DC input models only) 2.5 kHz two-phase (linear count method)
Quick-response inputs 2 points 4 points
Min. input pulse DC inputs models: min. input pulse width: 0.2 ms
width: 0.2 ms AC inputs models: min. input pulse width: 0.5 ms
Input time constant Can be set to 1, 2, 4, 8, 16, 32, 64, or 128 ms.
Analog adjustment settings 2 controls (0 to 200 BCD)
Certification UL and CSA. See Ordering Guide inside for CE marked models