St230f tel line tester is a portable and intelligent line fault tester, which adopts advanced technologies such as intelligent cpu, ic & smt technology. It integrates various kinds of functions such as telephone and line performance test to be the one.
The incoming call number display function is compatible with fsk/dtmf two types. Its particular function of dc/ac voltage test can test whether there is dangerous dc/ac high voltage in the line or not quickly and accurately in order to protect lineman from high voltage.
The tester is designed following the human engineering theory with the appearance style like barbell, it can be put on the shoulder, the lineman can do other work using hands at the same time; besides, it can be hung in the tool belt of waist through the pothook, it is convenient to realize the talk function cooperate with the high quality earphone when the lineman is climbing or doing other things; the max working duration when the inside rechargeable ni-mh battery is fully charged is 7 hours; the shell is made of the new type of material and it resists water and shock.
Features:
1. Cid function, FSK/DTMF compatibility
2. Dtmf applying to GB/T15279-94
3. Dialing number display
4. Checking wire pairs function
5. Low voltage warning, automatic power off and energy-save design
6. Handsfree
7. Small size, simple operation.
Quantity no limited /case pack
Dimensions(mm): 232-73-95
Weight kg: 0.5.
Sensitivity 0.1 ppm Accuracy 2 % Response T90 = 1 sec
Accuracy or tolerance ¦ when valve 20ppm1ppm While > 20ppm 10% Oil sample ¦50ml2ml gas sample ¦ 5ml0.2ml
Earth Resistance Tester: Model: ETCR2100+(basal) Category: Ground Resistance tester Earth Resistance Tester (ETCR2100+)-Illustration: ETCR 2100+ of Pincers Earth Tester, in the measurement of a grounding system with loop current, does not require breaking down the grounding wire, and need no auxiliary electrode. It is safe, fast and simple in use. 1.Wider range: 0.01Ñ+-1200Ñ+ 2.Stored data: 99 groups. 3.Resistance Resolution: 0.01Ñ+ 4.Size of Jaw: ¬¬32ú¿mmú¬ 5. Sound and light alarm, "beep - beep - beep -" alarm sound. 6. Breakthrough in self-test the boot a long time to wait, start immediately into the test. 7. Breakthrough relay self-test mode, using the most advanced processing algorithms and digital integration technology, a fully intelligent. 8. Break the old product to heavy issues, more in line with characteristics of handheld devices. 9. The new design, panel 6 button operation, the performance through. 10. Lower power consumption: Maximum operating current not exceeding 50mA. 260*90*66(MM)
St332b tester is multi-functional hand-held adsl2+ test instrument with small size, specially designed for xdsl line test (xdsl include: adsl, adsl2, adsl2+ readsl etc) and maintenance it provides xdsl test, pppoe dial test, dmm test, modem emulation, line voltage indication and so on. The tester adopts lcd display and menu operation which can display the test results directly and improve the xdsl broadband service greatly. Itf+s the best choice for the field operators of installation and maintenance. Key features: 1) Test objects: adsl2+; adsl;adsl2;readsl 2) Multifunction: physical layer test; modem emulation ; pppoe dial ; dmm test; browse ip address information; determine telephone line faults (line break or mix) 3) Judge the quality of service 4) Data memory capacity: 50 records 5) LCD display 6) Menu operation 7) Simple, portable and money-saved. 8) Telephone functions, can detect incoming call, built-in earphone and microphone (optional). 160*76*28(mm).
Supplier: Transformer oil test, gas analyzer, on-line transformer gas analyzer, fully automatic oil dielectric breakdown tester, fully automatic oil dissipation loss tester
1.Brief Introduction ST332B tester is multi-functional hand-held G.FAST test instrument with small size, specially designed for xDSL line test (xDSL include: ADSL, ADSL2, ADSL2+, READSL, VDSL2 up to 35b, G.Fast) and maintenance It provides xDSL test, PPPoE dial test, DMM test, Modem emulation, line voltage indication and so on. The tester adopts LCD display and menu operation which can display the test results directly and improve the xDSL broadband service greatly. Itâ??s the best choice for the field operators of installation and maintenance. 2. Key Features Test objects: ADSL; ADSL2; ADSL2+; READSL; VDSL2 up to 35b, G.Fast Support Annex A or Annex B, Annex L, Annex M Fast Copper tests with DMM (ACV, DCV, Loop and Insulation Resistance, Capacitance, Distance) Supports Modem emulation and simulating login to Internet Supports ISP login (username / password) and IP Ping test (WAN PING Test, LAN PING Test) Supports all multi-protocol, PPPoE / PPPoA (LLC or VC-MUX) Connects to CO via alligator clip or RJ11 Rechargeable Li-ion Battery Beep and LEDs alarm indications (Lower Power, PPP, LAN,xDSL) Data memory fuction LCD display, Menu operation Auto shut off if no any operation on keyboard Compliant with all known DSLAMs Software management Simple, portable and money-saved
1.Brief Introduction ST332B VDSL tester is multi-functional hand-held VDSL2 test instrument with small size, specially designed for xDSL line test (xDSL include: ADSL, ADSL2, ADSL2+, READSL, VDSL2 etc) and maintenance It provides xDSL test, PPPoE dial test, DMM test, Modem emulation, line voltage indication and so on. The tester adopts LCD display and menu operation which can display the test results directly and improve the xDSL broadband service greatly. Itâ??s the best choice for the field operators of installation and maintenance. 2. Key Features Test objects: ADSL; ADSL2; ADSL2+; READSL; VDSL2 Fast Copper tests with DMM (ACV, DCV, Loop and Insulation Resistance, Capacitance, Distance) Supports Modem emulation and simulating login to Internet Supports ISP login (username / password) and IP Ping test (WAN PING Test, LAN PING Test) Supports all multi-protocol, PPPoE / PPPoA (LLC or VC-MUX) Connects to CO via alligator clip or RJ11 Rechargeable Li-ion Battery Beep and LEDs alarm indications (Lower Power, PPP, LAN,xDSL) Data memory fuction LCD display, Menu operation Auto shut off if no any operation on keyboard Compliant with all known DSLAMs Software management Simple, portable and money-saved 3. Functions DSL Physical layer test Modem Emulation (Replace the user Modem completely) PPPoE Dialing (RFC1683,RFC2684,RFC2516ï¼? PPPoA Dialing (RFC2364) Telephone Function DMM Test Ping Function (WAN & LAN) Data upload to computer and software management Setup system parameter: backlight time, shut off automatically time without operation, press tone, Revise PPPoE / PPPoA dial attribute, user name and password; restore factory value and so on. Check dangerous voltage Four grades service judge(Excellent, Good, Ok, Poor)
Supplier: Spiral pipe mill, erw pipe mill, coil slitting line, pipe hydro tester, pipe beveling machine
Overview Microcomputer relay protection tester also known as three-phase microcomputer relay protection tester, three-phase microcomputer relay protection tester is a special power relay protection tester.Three-phase microcomputer relay protection tester has 4 phase voltage 3 phase current output, suitable for various types of relay protection device test.Three-phase microcomputer relay protection tester adopts high speed and high performance digital control processor as control microcomputer, and the software uses double precision algorithm to generate arbitrary high precision waveform of each phase.Because of the integrated structure, each part is closely combined, the data transmission distance is short, and the structure is compact.It overcomes the problem of low number of output waveform points caused by long data communication line and narrow frequency band in the measurement and control instrument directly controlled by laptop computer. Technical parameter : AC current output Output accuracy Phase current output (effective value) Three merge current output (effective value) 120A Phase electric length time allows work value (effective value) 10A Phase current maximum output power 420VA Maximum output power at the maximum output of three 900VA Working time is allowed when the maximum output of the three mesh is output 10s Frequency range (fundamental) 20 1000Hz Harmonics 1 20 times AC voltage output Output accuracy Level 0.2 Phase voltage output valid value 120V Line voltage output valid value 210V Maximum voltage output value 240V Phase voltage / line voltage output power 80VA /100VA Frequency range (fundamental) 20 1000Hz Harmonics 1 20 times
