特价供应 H&B LAC 74.1称重变送器

Input
Linearity <0,01 % of full scale.
Load cell excitation voltage 10 Vdc
Load cell drive capability RLC 80-2000 ohm
Load cell wiring system 6 wires inclusive sense
Load cell input range ±3.2 mV/V equivalent to ±32 mVdc.
Load cell input resolution <200 nV/incr. (>100 000 counts at 2 mV/V input)

Zero/Gain
Zero coarse, binary increments ±31.5mV as 64 incr. of each 0.5mV
Zero fine trim, 20 turn potentiometer 0.6mV, trim resolution <0.5uV
Gain coarse, binary increments 1*-32* as 128 incr. of each 0.25*
Gain fine trim, 20 turn potentiometer 0.3* trim resolution <0.003*
Zero/Gain change influence on zero 0,045%FS/1*gain change

Input filters
First filter: Fixed 2nd order: 33Hz cut off frequency (5ms)
Second filter: Adjustable 1st order 33-10-3,3-1,0-0,33Hz cut off frequency (5ms-500ms)

Analog output
Current output range 0-20mA or 4-20mA (reversed current protected)
Voltage output range 0-10Vdc (as internal 500 shunt resistor)

General
One open collector Normally closed OC, opens in case of error
Rating of the logic output I 300mA; V 30Vdc
Fault/error messages occur if Load cell input or sense wires is out of range
- The current or voltage output is out of range
- Power fail
Power supply 12-24Vdc 15% ripple; 2,4 Watt Isolated

Influences
Temperature effect on Zero Typical 10 ppm/°K, Max 25ppm/°K
Temperature effect on Span Typical 20 ppm/°K, Max 50ppm/°K
Temperature range Operating: -20°C/+50°C; Storage -30°C/+60°C
Relative humidity 0-95 % non condensing
EMI 10 V/m (1-2000 MHz)
General I/O protection, all pins Reversed polarity, excess voltage and surge
Vibration 2.5 G operational; 5 G non-operational
Protection, environment IP40

Dimensions
Height /length/width L 135 mm; W 66 mm; H 18 mm excl. DIN rail clips.
Weight 130g (4.6oz) Net. (PACked 170g)
I/O pins 8+2+4 screw terminals, 5 mm pitch; 3 gnd. terminals

Mounting
Dual TS35 -clips is provided Permit standard 35mm DIN-rail mounting

Standards
Conform to Council Directive CE in accordance with 93/98/EEC; 89/336/EEC
Certificate of approval -
Certification accuracy Class III: 10000e; 1 μV/VSI