Omron K3MA-F Datasheet page 3

■ Characteristics
Input signal
Measuring accuracy
Measurement method
Max. displayed digits
Display
Polarity display
Zero display
Scaling function
Hold function
Hysteresis setting
Other functions
Output
Delay in comparative outputs
Degree of protection
Memory protection
■ Measuring Ranges
No-voltage Contact/Open Collector Inputs
Input
No-voltage contact (30 Hz max.) with
ON/OFF pulse width of 15 ms min.
Open collector (5 kHz max.) with
ON/OFF pulse width of 90 µ s min.
■ Input/Output Ratings
Relay Contact Output
Item
Rated load (UL ratings)
Rated carry current
Max. contact voltage
Max. contact current
Max. switching capacity
Min. permissible load
(P level, reference value)
Mechanical life
Electrical life
(at an ambient temperature of 20 ° C)
No-voltage contact (30 Hz max., ON/OFF pulse width: 15 ms min.)
Voltage pulse (5 kHz max., ON/OFF pulse width: 90 µ s min., ON voltage: 4.5 to 30 V/OFF voltage:
0 to 2 V)
Open collector (5 kHz max., ON/OFF pulse width 90 µ s min.)
Connectable Sensors
ON residual voltage: 2.5 V max.
OFF leakage current: 0.1 mA max.
Load current: Must have switching capacity of 15 mA min.
Must be able to dependably switch a load current of 5 mA max.
± 0.1%FS ± 1 digit (at 23 ± 5 ° C)
Cycle measurement
5 digits ( − 19999 to 99999)
7-segment digital display, Character height: 14.2 mm
" − " is displayed automatically with a negative input signal.
Leading zeros are not displayed.
Programmable with front-panel key inputs (range of display: − 19999 to 99999).
The decimal point position can be set as desired.
Max hold (maximum value), Min hold (minimum value)
Programmable with front-panel key inputs (0001 to 9999).
Scaling teach function
Display color change (green (red), green, red (green), red)
OUT type change (upper limit, lower limit, upper/lower limit)
Average processing (simple average OFF/2/4/8 operations)
Auto-zero time
Startup compensation time
Setting change lockout
Parameter initialization
Display auto-return time
Relays: 2 SPST-NO
750 ms max.
Front panel: NEMA4X for indoor use (equivalent to IP66)
Rear case: IEC standard IP20
Terminals: IEC standard IP00 + finger protection (VDE0106/100)
Non-volatile memory (EEPROM) (possible to rewrite 100,000 times)
Measuring range
0.05 to 30.00 Hz
0 to 5 kHz
Resistive load (cos φ = 1)
5 A at 250 VAC, 5 A at 30 VDC
5 A max. (at COM terminal)
250 VAC, 150 VDC
5 A (at COM terminal)
1,250 VA, 150 W
10 mA at 5 VDC
5,000,000 times min. (at a switching frequency of 1,200 times/min)
100,000 times min. (at a rated load switching frequency of 10 times/min)
Measuring accuracy
± 0.1% FS ± 1 digit max.
(at 23 ± 5 ° C)
Inductive load (cos φ = 0.4, L/R = 7 ms)
1.5 A at 250 VAC, 1.5 A at 30 VDC
250 VA, 30 W
Frequency/Rate Meter
Displayable range
–19999 to 99999
(with scaling function)
K3MA-F
3