Omron H7CZ-L8 Manual page 4

H7CZ
Characteristics
100 MΩ min. (at 500 VDC) between current-carrying terminals and exposed non-
Insulation resistance
current-carrying metal parts, and between non-continuous contacts
2,000 VAC, 50/60 Hz for 1 min between current-carrying metal parts and non-current-
carrying metal parts
2,000 VAC, 50/60 Hz for 1 min between power supply and input circuit (1,000 VAC for
Dielectric strength 24 VAC/12 to 24 VDC)
1,000 VAC, 50/60 Hz for 1 min between control output, power supply, and input circuit
(2,000 VAC)
1,000 VAC, 50/60 Hz for 1 min between non-continuous contacts
3.0 kV between power terminals (1.0 kV for models with 24 VAC/12 to 24 VDC)
Impulse withstand voltage 4.5 kV between current-carrying terminals and exposed non-current-carrying metal
parts (1.5 kV for models with 24 VAC/12 to 24 VDC)
±1.5 kV between power terminals
Noise immunity ±600 V between input terminals
Square-wave noise by noise simulator (pulse width: 100 ns/1 μs, 1-ns rise)
Malfunction: 8 kV
Static immunity
Destruction: 15 kV
Destruction 10 to 55 Hz with 0.75-mm single amplitude each in three directions for 2 h each
Vibration
resistance
Malfunction 10 to 55 Hz with 0.35-mm single amplitude each in three directions for 10 min each
Destruction 300 m/s
Shock re-
sistance
Malfunction 100 m/s
Mechanical: 10,000,000 operations min.
Life expectancy Electrical: 100,000 operations min. (3 A at 250 VAC, resistive load, ambient
temperature condition: 23°C)
Weight Approx. 100 g (Counter only)
* Refer to the Life-test Curve.
Applicable Standards
cULus (or cURus): UL508/CSA C22.2 No. 14
Approved EN 61010-1 (IEC 61010-1): Pollution degree 2/overvoltage category II
safety B300 PILOT DUTY
standards 1/4 HP 120 VAC, 1/3 HP, 240 VAC, 3 A resistive load
VDE0106/P100 (finger protection)
(EMI)
Emission Enclosure:
Emission AC mains:
(EMS)
Immunity ESD:
Immunity RF-interference:
EMC
Immunity Conducted Disturbance: EN 61000-4-6: 10 V (0.15 to 80 MHz)
Immunity Burst:
Immunity Surge:
Immunity Voltage Dip/Interruption: EN 61000-4-11: 0.5 cycle, 100% (rated voltage)
*1. The following safety standards apply to H7CZ.
cUL (Listing): Applicable when an OMRON P2CF(-E) Socket is used.
cUR (Recognition): Applicable when any other socket is used.
*2. Industrial electromagnetic environment (EN/IEC 61326-1 Table 2)
I/O Functions
*1
Using as a Counter
Count
Inputs
Reset
Outputs OUT
*1. For information on operation of I/O functions, refer to page 14 and page 15.
*2. In elapsed time mode, the present value returns to 0; in remaining time mode, the present value returns to the set value.
• The following table shows the delay from when the reset signal is input until the output is turned OFF. (Reference values)
Minimum reset signal width
1 ms
20 ms
4
2 each in three directions
2 each in three directions
*
*1
*2
EN61326-1
EN 55011 Group 1 class A
EN 55011 Group 1 class A
*2
EN61326-1
EN 61000-4-2: 4 kV contact discharge;
8 kV air discharge
EN 61000-4-3: 10 V/m (Amplitude-modulated, 80 MHz to 1 GHz);
10 V/m (Pulse-modulated, 900 MHz ±5 MHz)
EN 61000-4-4: 2 kV power-line;
1 kV I/O signal-line
EN 61000-4-5: 1 kV line to lines (power and output lines);
2 kV line to ground (power and output lines)
• Reads counting signals.
• Increment and decrement inputs accepted.
• Resets present value and outputs.
• Counting cannot be performed during reset input.
• Reset indicator is lit while reset input is ON.
Outputs signals according to the specified output mode when a set value is reached.
Output delay time
0.8 to 1.2 ms
15 to 25 ms
*2
Life-test Curve (Reference
Values)
Resistive load
1,000
700
500
300
30 VDC (cosφ=1)
250 VAC (cosφ=1)
100
70
50
0 1 2
Load current (A)
Inductive load
1,000
700
500
300
30 VDC (L/R=7 ms)
100
250 VAC (cosφ=1)
70
50
0 1 2
Load current (A)
A current of 0.15 A max. can be switched at
125 VDC (cosφ=1) and current of 0.1 A max. can
be switched if L/R=7 ms. In both cases, a life of
100,000 operations can be expected.
3 4
3 4