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GT1-CT01 Counter Unit Section 5-4
5-4 GT1-CT01 Counter Unit
General Specifications
Characteristics
Note When connecting an encoder, use an incremental encoder that has a power
supply voltage of 24 VDC and open-collector output. The OMRON Encoders
E6B2-CWZ6C and E6H-CWZ6C are recommended.
Item Specification
I/O connections Terminal block (M3)
Number of I/O Encoder input: 1 point (A, B, Z)
External input: 1 point (IN)
External output:2 points (OUT 1, OUT 2)
(Allocated 3 input words and 3 output words on the
Master)
Internal
power sup-
ply
Voltage range
20.4 to 26.4 VDC (24 VDC
+10%
/
–15%
)
Current consump-
tion in Unit (inrush
current)
Encoder input: 0
External input: 0
External output:9 mA max.
Current consumption
(I/O Unit interface)
90 mA max.
Noise immunity ±2000 V
(IEC61000-4-4 via fast transient noise simulator)
Vibration resistance
10 to 150 Hz, 1.0-mm double amplitude or 70 m/s
2
Shock resistance
200 m/s
2
Dielectric strength 500 VAC (between isolated circuits)
Ambient temperature –10°C to 55°C
Ambient humidity 25% to 85% (with no condensation)
Operating atmosphere No corrosive gases
Storage temperature –25°C to 65°C
Safety standards UL508, CSA22.2
EMC directives EN50081-2, EN50082-2
Mounting DIN 35-mm track
Weight Approx. 250 g
Item Specification
Number of counters 1
Operating modes Linear counter
Count
inputs
Input signals Encoder input (A, B, Z)
Signal levels 24 VDC
Types of
inputs
Differential phase pulse inputs
Pulse and direction inputs
Counting rate 50 kHz (kcps)
Counting
range
–8,388,608 to 8,388,607 (24 bit binary)
Others The multiple function (× 1, × 4) can be selected for differ-
ential phase pulse input
External
inputs
Input signals External input (IN)
Signal levels 24 VDC
External
outputs
Outputs External outputs (OUT1, OUT 2)
Switching
capacity
0.5 A/point at 24 VDC
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