Wireless Load Cell

LL220W

Wireless Load Cell

Dimensions:

Unit: mm

Cap./t	H	W	L	L1	A
1~5t	76	34	230	160	38
7.5~10t	90	47	280	180	40
20~30t	125	55	370	230	53
40~60t	150	85	430	254	73
80~150t	220	115	580	340	98

Product Characteristics:

LL220W series is special wireless load cell for crane scale. Element material made of alloy steel or stainless steel according to customer’s requirement. High precision, strong overload protection capacity and anti-deflective loading. The load cell with special hook and ring, easy installation.

Circuit Diagram:

Technical Parameter:

Rated Load:	1/2/3/5/7.5/10/20/30/40/50/60/80/150t
Wireless Frequency:	240GHz
Wireless Distance:	Min：80m（default）[200m（optional）]
A/D Conversion Rate:	≥50 times/seconds
Battery Life:	≥50 hours
Sensitivity:	(2.0±0.1%) m V/V
Combined Error:	±0.02% F.S
Creep Error（30min）:	±0.02% F.S
Zero Balance:	±1% F.S
Temp. Effect On Zero:	±0.02% F.S/10℃
Temp. Effect On Span:	±0.02% F.S/10℃
Input Resistance:	385±5Ω
Output Resistance:	352±2Ω
Insulation Resistance:	≥5000MΩ
Operating Temp. Range	-30~+70℃
Maximum Safe Over Load:	120%F.S
Ultimate Over Load:	200%F.S
Recommend Excitation:	10~12V DC
Maximum Excitation:	15V DC
Sealing Class:	IP67/IP68
Element Material:	Alloy Steel, Stainless Steel
Citation:	GB/T7551-2008/ OIML R60
Mode Of Connection:	Red(Input+),Black(Input-),Green(Output+),White(Output-)

JX280A

Wireless Indicator

Dimension:

Work Principle:

The load cell’s out–put signal is digital, parameter adjustment and temperature compensation will be finished in internal. Though 470MHz wireless module to launch after reasonable.

Handheld receive load cell output and its internal battery power consumption values then show them on the LCD display ,and handheld through RS232 output to computer or large-screen display.

Product Characteristics:

▲Display: LCD 71×29 with backlighting , 6 bit show weight value

▲Hold on the peak value,can contact with computer or large-screen display by RS232

▲Unit：kg、lb、t

Technical Parameter：

Wireless Frequency:	470MHz
Wireless Distance:	Min：200m（default）
A/D Conversion Rate:	≥50times/seconds
Operating Temp. Range:	-20～+80℃
Operating Humidity:	≤85%RH under 20℃
Battery Life:	≥50 hours
Non-Linearity:	0.01%F.S
Stable Time:	≤5 seconds
Citation:	GB/T7551-1997/ OIML R60

Notice:

Do not use the wireless load cell in explosive and unsafe place. The wireless range will be effective when in different weather, the load cell with the indicator in different place, orientation or obstruct from .For charge :according to Li-ion battery .Do not excess discharge.

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