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CQM1-CQM1H Comparison Section 1-5
1-4-2 Pulse Outputs
System Configuration Supporting Pulse Outputs
1-5 CQM1-CQM1H Comparison
The differences between the CQM1H and the CQM1 are listed in the following
table.
Unit/Board Name No. of pulse
output points
Standard pulse output frequency Variable duty
factor pulse
output
frequency
Without
acceleration/
deceleration
With trapezoidal
acceleration/
deceleration
Transistor Output
Unit
Pulse outputs from
an output
point
1 20 Hz to 1 kHz --- ---
Pulse Output
Board
Pulse outputs from
port 1 or 2
2 10 Hz to 50 kHz
(20 kHz for a step-
ping motor)
Acceleration or
deceleration only:
0 to 50 kHz
Acceleration/
deceleration
together: 100 Hz
to 50 kHz
91.6 Hz, 1.5 kHz,
5.9 kHz
System Configuration Unit/Board Function Output No. of
points
Configuration A
(3 outputs total)
CPU Unit Pulse outputs from
Transistor Output Unit
output point
Standard pulse output with
no acceleration/
deceleration: 20 Hz to
1kHz
1
Pulse I/O Board
(in slot 2)
Pulse outputs 1 and 2 Standard pulse output with
no acceleration/
deceleration: 10 Hz to
50 kHz
Standard pulse output with
trapezoidal acceleration/
deceleration: 0 Hz to
50 kHz
Variable duty-factor pulse
output
2
Item CQM1H CQM1
Mounting structure No Backplane (use connectors for mounting)
Mounting DIN Track mounting (screw mounting not possible)
I/O capacity
CQM1H-CPU11/21: 256 points
CQM1H-CPU51/61: 512 points
CQM1-CPU11/21-EV1: 128 points
CQM1-CPU41/42/43/44/45-EV1: 256 points
Program capacity
CQM1H-CPU11/21: 3.2 Kwords
CQM1H-CPU51: 7.2 Kwords
CQM1H-CPU61: 15.2 Kwords
CQM1-CPU11/21-EV1: 3.2 Kwords
CQM1-CPU41/42/43/44/45-EV1: 7.2 Kwords
Data memory capacity
CQM1H-CPU11/21: 3 Kwords
CQM1H-CPU51: 6 Kwords
CQM1H-CPU61: 12 Kwords
(DM area: 6 Kwords; EM area: 6 Kwords)
CQM1-CPU11/21-EV1: 1 Kword
CQM1-CPU41/42/43/44/45-EV1: 6 Kwords
Instruction lengths 1 step per instruction, 1 to 4 words per instruction
Number of instructions
in instruction set
162
(14 basic, 148 special instructions)
CQM1-CPU11/21-EV1: 117
(14 basic, 103 special instructions)
CQM1-CPU41/42/43/44/45-EV1: 137
(14 basic, 123 special instructions)