Omron K3HB User Manual

10 Weighing Indicator K3HB-V
■ Characteristics
Display range −19,999 to 99,999
Sampling period 20 ms (50 times/second)
Comparative output response time 100 ms max.
Linear output response time 150 ms max.
Insulation resistance 20 M
Ω min. (at 500 VDC)
Dielectric strength 2,300 VAC for 1 min between external terminals and case
Noise immunity 100 to 240 VAC models:
±1,500 V at power supply terminals in normal or common mode
(waveform with 1-ns rising edge and pulse width of 1
µs/100 ns)
24 VAC/VDC models:
±1,500 V at power supply terminals in normal or common mode
(waveform with 1-ns rising edge and pulse width of 1
µs/100 ns)
Vibration resistance
Frequency: 10 to 55 Hz; Acceleration: 50 m/s
2
, 10 sweeps of 5 min each in X, Y, and Z directions
Shock resistance
150 m/s
2
(100 m/s
2
for relay outputs) 3 times each in 3 axes, 6 directions
Weight Approx. 300 g (Base Unit only)
Degree of
protection
Front panel Conforms to NEMA 4X for indoor use (equivalent to IP66)
Rear case IP20
Terminals IP00 + finger protection (VDE0106/100)
Memory protection EEPROM (non-volatile memory)
Number of rewrites: 100,000
Applicable standards UL61010C-1, CSA C22.2 No. 1010.1 (evaluated by UL)
EN61010-1 (IEC61010-1): Pollution degree 2/Overvoltage category II
EN61326: 1997, A1: 1998, A2: 2001
EMC EMI: EN61326+A1 industrial applications
Electromagnetic radiation interference
CISPR 11 Group 1, Class A: CISPRL16-1/-2
Terminal interference voltage
CISPR 11 Group 1, Class A: CISPRL16-1/-2
EMS: EN61326+A1 industrial applications
Electrostatic Discharge Immunity
EN61000-4-2: 4 kV (contact), 8 kV (in air)
Radiated Electromagnetic Field Immunity
EN61000-4-3: 10 V/m 1 kHz sine wave amplitude modulation (80 MHz to 1 GHz)
Electrical Fast Transient/Burst Immunity
EN61000-4-4: 2 kV (power line), 1 kV (I/O signal line)
Surge Immunity
EN61000-4-5: 1 kV with line (power line), 2 kV with ground (power line)
Conducted Disturbance Immunity
EN61000-4-6: 3 V (0.15 to 80 MHz)
Voltage Dips and Interruptions Immunity
EN61000-4-11: 0.5 cycle, 0
°/180°, 100% (rated voltage)

Omron K3HB Specifications

General

Input Type	Thermocouple, RTD, Voltage, Current
Control Output	Relay, Voltage, Current
Communication	RS-485
Mounting	Panel
Humidity	25% to 85%
Supply Voltage	100-240 VAC, 24 VDC