Video surveillance matrix switcher function introduction

Features:

Each video with graphics, Chinese, text and graphics mixed title overlay function uses a 2U card-type high-density module combination structure, which is convenient to expand the combination of video switching, alarm control, trinity, free switching, program switching, synchronous switching, and group switching. Comprehensive menu setting, perfect operation authority setting, no need of converter, direct control of high speed dome, compatible with multiple digital video recording (DVR) operations, convenient use of computer and keyboard to control front-end equipment, including 3 RS-485 data ports, 1 RS- The 232 data port supports multi-level and hierarchical control. It adopts RS485 mode. Up to 32 matrix hosts can be cascaded. The keyboard can be set to monitor, camera permissions, keyboard password input, the system can be partitioned. Stability is more guaranteed. Video input and output ports and communication interfaces have surge protection measures and anti-lightning interference design system. Multiple multi-level matrix networking can be carried out through RS485. 16 sub-control keyboards can be connected and multiple groups of more than three levels can be supported. The network function comes with full Chinese and English menus, which can pre-set various functions of the matrix. The module provides 16-channel alarm point input and 2-channel alarm linkage output. It can expand the alarm host to 255-channel alarm input and link video switching after the alarm. It automatically turns on the camera and lights, automatically switches the preset point image and starts recording. Any defense zone can be preset. Warning mode: timing, manual, constant deployment / disarm and query alarm record output can be expanded to 16 video outputs, input can be expanded to 64 video inputs.


Manhole cover, used to cover the road or deep in the house to prevent people or objects from falling. According to the material can be divided into metal covers, high-strength fiber cement concrete covers, resin covers and so on. Has round type,square type or as demand. Can be used for garden, sidewalks, roads, docks, alleys and so on.

Product Information: 

Name: Manhole cover & Grating

Material: Ductile iron GGG50/7, Gray Iron

Standard: EN124/1433/1563

Class: A15,B125,C250,D400,E600,F900

Shape: Round, Square, Rectangle, Triangle and other shape as demand

Size: From 300(300X300) to(1000) 1000*1000 or custom size

Paint: Bituminous black

Advantage: Longevity corrosion resistance, Excellent anti-pressure

Molding: Depends on the design

Process: Drawing-mould making-raw casting-sand blasting-rough machining-surface treatment-product inspection

Application:motor vehicle Road, municipal administration, living quarters communications, electricity and water supply works

manhole covers & gratings



Manhole Covers

Manhole Covers,Cast Iron Manhole Cover,Ductile Manhole Cover,Ductile Iron Manhole Cover

HEBEI ZIFENG NEW ENERGY TECHNOLOGY CO.,LTD. , https://www.zifengpipeline.com