Specifications; Connections - Omron H7EC Manual

Specifications

I Ratings
Item
Classification Preset counter
Supported 1-stage counter, 1-stage counter with total counter (selectable)
configurations
Rated supply voltage 100 to 240 VAC (50/60 Hz), 12 to 24 VDC
(See note 1.)
Operating voltage range 85% to 110% of rated supply voltage (90% to 110% at 12 VDC)
Power consumption Approx. 9.2 VA at 264 VAC
Approx. 7.2 VA at 26.4 VAC
Approx. 3.7 W at 12 VDC
Mounting method Flush mounting
External connections Screw terminals
Terminal screw 0.5 N·m max.
tightening torque
Display 7-segment, negative transmissive LCD;
PV 11.5-mm-high characters, red or
green (programmable)
SV 6-mm-high characters, green
Digits 4 digits (−999 to 9,999)
SV range: 0 to 9,999
Max. counting speed 30 Hz or 5 kHz (selectable, ON/OFF ratio 1:1), common setting for CP1 and CP2
Input modes Increment, decrement, command, individual, and quadrature
Input signals CP1, CP2, reset, and total reset
Input method No-voltage input/voltage input (switchable)
No-voltage input
ON impedance: 1 kΩ max. (Leakage current: 5 to 20 mA at 0 Ω)
ON residual voltage: 3 V max.
OFF impedance: 100 kΩ min.
Voltage input
High (logic) level: 4.5 to 30 VDC
Low (logic) level: 0 to 2 VDC (Input resistance: approx. 4.7 kΩ)
Reset input Minimum reset input signal width: 1 or 20 ms (selectable), common setting for all inputs
Reset system External, manual, and automatic reset (internal according to C, R, P , and Q mode operation)
Output modes N, F, C, R, K-1, P , Q, A
One-shot output time 0.01 to 99.99 s
Output type Contact type:
Transistor type: 1 transistor
Control output Contact output:
Minimum applied load: 10 mA at 5 VDC (failure level: P , reference value)
Transistor output:
NEMA B300 Pilot Duty, 1/4 HP 3-A resistive load at 120 VAC, 1/3 HP 3-A resistive load at 240 VAC
External power supply 12 VDC (±10%), 100 mA (except for H7CX-A@D models)
Refer to Precautions for details.
Key protection Yes
Prescaling function Yes (0.001 to 9.999)
Decimal point Yes (rightmost 3 digits)
adjustment
Sensor waiting time 250 ms max. (Control output is turned OFF and no input is accepted during sensor waiting time.)
Memory backup EEPROM (overwrites: 100,000 times min.) that can store data for 10 years min.
Operating: −10 to 55°C (−10 to 50°C if counters are mounted side by side) (with no icing or condensation)
Ambient temperature
Storage:
Ambient humidity 25% to 85%
Case color Black (N1.5), light gray (Munsell 5Y7/1, produced upon request)
Attachments Waterproof packing, flush mounting adapter
Note: 1. Permissible ripple: 20% (p-p) max.
2. Only when the following modes are selected.
Input mode: command, individual, or quadrature; output mode: K-2, D, or L
H7CX-A4@ H7CX-A@
9-mm-high characters, red or
green (programmable)
6 digits (−99,999 to 999,999)
SV range: −99,999 to 999,999
(See note 2.) or 0 to 999,999
N, F, C, R, K-1, P , Q, A,
K-2, D, L
SPDT
3 A at 250 VAC/30 VDC, resistive load (cosφ=1)
NPN open collector, 100 mA at 30 VDC
Residual voltage: 1.5 VDC max. (approx. 1 V)
Leakage current: 0.1 mA max.
Yes (0.001 to 99.999)
−25 to 65°C (with no icing or condensation)
H7CX-A114@
100 to 240 VAC (50/60 Hz)
24 VAC (50/60 Hz)/12 to 24 VDC
Flush mounting, surface mounting, or DIN track mounting
11-pin socket
---
11.5-mm-high characters, red
4 digits (−999 to 9,999)
SV range: 0 to 9,999
N, F, C, R, K-1, P , Q, A
Yes (0.001 to 9.999)
None
Multifunction Preset Counter
H7CX-A11@
9-mm-high characters, red
6 digits (−99,999 to 999,999)
SV range: −99,999 to 999,999
(See note 2.) or 0 to 999,999
N, F, C, R, K-1, P , Q, A,
K-2, D, L
Yes (0.001 to 99.999)
H7CX
C-89