Overload Protection

• Type: for Suspended Platform
• Structure: Platfrom Mounted
• Certification: ISO9001:2000
• Size: 1 Uint
• Application Range: High-rise Buildings
• Shell Material: Steel Plate
• Transport Package: Carton
• Specification: GB/CE/ISO
• Trademark: SHENXI
• Origin: China
• HS Code: 84313900
• Production Capacity: 1000PCS/Month

Product Description

Product introduction:
This overload limiter is designed for building construction machinery development of protection device, can provide in the equipment load running sound, light, electric alarm, this product has the following characteristics.

1. Elegant appearance, using flame retardant ABS engineering plastics shell, solid and durable.
2. Easy installation, use the fixed guide rail and the two screw holes, compact structure product size is 84 mm * 94 mm only. Can meet with little space.
3.  Adopt 24 special A/D converter with high precision and industrial-grade single-chip microcomputer, the product can be applied to weighing apparatus industry.
4. Simple operation, providing two kinds of learning methods of physical and non-weight learning.
5. Using four highlighted digital tube display, can display 0000-9999, and there are red and green are optional.
6.  DC/AC12-36 v wide voltage input, using industrial-grade power supply module, plus or minus any answer.
7.  Provide 3 way relay output, can meet the demand of multi-point control.
8. Provide 1 way control DA12V signal input and the external buzzer.

. Technical index

 

Item	parameter	Item	parameter
Rated power	5W	Rated load	XXXXT
Display mode	4-digit Nixie tube display	Sensor overload capacity	150%
Working voltage	AC/DC12-36V	Sensor working voltage	DC5-12V
Working temperature	-20~60ºC	Sensitivity of the sensor	1.0000Mv/v
Operating humidity	95%	Sensor protection level	IP65
Comprehensive error	≤1%F.S	Insulation resistance	≥5000MΩ
Alarm output	AC250V/7A	Installation	Slot type and screw holes
Buzzer	≥ 90dB	Action error	≤1%F.S
Overload early warning	≥ 95% of the rated weight(configurable); state of the relay: coil power-losing; closing of normally-closed contact; state of the buzzer: intermittent ringing (one second with two seconds interval)
Overload alarm	≥ outage happens when 100% of the rated weight lasts one second(configurable); state of the relay: coil is powered, normally-closed contact is off; state of the buzzer: rapid ringing for two seconds.
Instant alarm	≥ at 105% of the rated weight(immediate outage); state of the relay: coil is powered, normally-closed contact is off
Alarm relief	Alarm relieves when the lifting object is lower than the rated weight.

. Function and electrical diagram

Serial number	Function	Note
1	Viewing screen	Display weighing data window: 0000-9999 display
2	Function instruction LED	LED are:   stability,    warning,    alarm
3	Menu	SET   Set / Save Up    set increase / weight increase adjustment Down  set reduce / weight reduce adjustment Zero   set left shift / net weight zero clearing / On-off keys
4	Program written entry	The four core socket can be online upgrade
5	Relay output interface	1 relay, normally open normally closed  optional
6	Relay output interface	2,relay, normally open normally closed  optional
7	Relay output interface	3,relay, normally open normally closed  optional
8	External loudspeaker	External 12V loudspeaker
9	Power connector	DC/AC 12-36v
10	Sensor1 connector	Four-core sensor  E + Red, E - Black, S + Green, S - White
11	Sensor2 connector	Four-core sensor  E + Red, E - Black, S + Green, S - White
12	Control input interface	DC12V active reception