H7CZ
3
H7CZ Multifunction Preset Counter
Specifications
Ratings
*1.
Do not use the output from an inverter as the power supply.The ripple must be 20% maximum for DC power.
*2.
The display is lit only when the power is ON. Nothing is displayed when power is OFF.
Item
Models
H7CZ-L8
H7CZ-L8D1
Configuration
1-stage preset counter
Ratings
Power supply voltage
*1
100 to 240 VAC, 50/60 Hz
24 VAC, 50/60 Hz or 12 to 24 VDC
Operating voltage fluctuation
range
85% to 110% of rated supply voltage (12 to 24 VDC: 90% to 110%)
Power consumption
Approx. 9.4 VA at 100 to 240 VAC, Approx. 7.2 VA/4.7 W at 24 VAC/12 to 24 VDC
Mounting method
Flush mounting or surface mounting
External connections
8-pin socket
Degree of protection
IEC IP66, UL508 Type 4X (indoors) for panel surface only and only when Y92S-29 Waterproof Packing is used.
Input signals
Count, Reset
Counter
Maximum counting speed
30 Hz or 10 kHz (switchable) (ON/OFF ratio 1:1)
Input mode
Increment, Decrement
Output mode
N, F, C, R, K-1, P, Q, and A.
One-shot output time
0.01 to 99.99 s
Reset system
External (minimum reset signal width: 1 ms or 20 ms, selectable), Manual, and Automatic reset (internal according
to C, R, P, and Q mode operation)
Prescaling function
Yes (0.001 to 99.999)
Decimal point adjustment
Yes (rightmost 3 digits)
Sensor waiting time
290 ms max. (Control output is turned OFF and no input is accepted during sensor waiting time.)
Input method
No-voltage inputs:
ON impedance: 1 k
Ω
max. (Leakage current: 12 mA at 0
Ω
)
ON residual voltage: 3 V max.
OFF impedance: 100 k
Ω
min.
Control output
3 A at 250 VAC/30 VDC, resistive load (cos
φ
=1), Minimum applied load: 10 mA at 5 VDC (failure level: P, reference
value)
Display
*2
LCD
Character height
Count value: 10 mm
Set value: 6 mm
Digits
6 digits
−
99999 to 999999
(
−
5 digits to +6 digits)
Memory backup
EEPROM (overwrites: 100,000 times min.) that can store data for 10 years min.
Operating temperature range
−
10 to 55
°
C (
−
10 to 50
°
C if Counters are mounted side by side) (with no icing or condensation)
Storage temperature range
−
25 to 70
°
C (with no icing or condensation)
Operating humidity range
25% to 85%
Front panel color
Light gray (5Y7/1)
