
Industrial Analog Telephone Circuit Board for Hands free Speed Dial
The Hands-Free Telephone Kits JR-Kits-01 can be assembled with a variety of cabinets, it could work in railway/metro station, elevator, ATM machines side, etc.
This board is matching with most PABX/PBX systems, and it is simple to install and use.
Main Features
- Analogue phone with hands free
- One push button for speed call
- Wearable, waterproof, moisture proof, Vandal resistant and
tamper-resistant hardware
- Lightening protection to ITU-T K.21
- Automatically release the line when the other far end hang up first
1. OPERATIONS & USE
Before making a call, please ensure that every parts are connected with the board. (Please note that the Microphone has positive and negative points, the red wire is positive, black wire is negative.)
Receive/end a call:
Press push button when the phone rings Press push button again when call is finished
Dial:
Press push button to make a call
Programming speed dial numbers:
1.Connect phone line
2.Press push button
3.Press “*” and hold for 2 seconds, then you will hear “DuDu” tone twice
4.Press “8” twice
5.Press 1st blank key of the mini keypad (beside the 3 key)
6.Input numbers
7.Press push button to finish programming
2. TECHNICAL SPECIFICATIONS
Dialing Data: | LD to : BS 6305 : 1982, Part 4.4.2 Impulse rate : 10 ips Mark/space ratio : 2:1 MF: BS6305 : 1982, Part 4.4.3 MF impedance : Class A MF transient voltage : Class A Dialing tones meet international standard requirements |
Power Supply: | Drawn from telephone line. |
Temperature: | Operating: -30°C to +65° C Storing: -35°C to +70° C |
Relative Humidity: | Up to 95% (non-condensing). |
Applications 0f JR Analog Telephone Circuit
This VoIP Telephone Circuit is ideal for railway applications, tunnels, highways, campus, parking lot, power stations, oil&gas station, marine applications, underground mining, retail banking, clean rooms, firefighter, taxi, industrial, prisons, parking-lots, power stations, chemical plants, etc.
Other characteristics of JR Analog Telephone Circuit
handheld, emergency, handsfree, auto dial, for harsh environments, with LCD display, with video camera, paging, ringdown, outdoor, built-in, with loudspeaker, with flashing beacon, with indicator lights
J&R Technology Limited
J&R Technology Ltd. is a premier designer and manufacturer of
standard and custom telephone solutions. Our products deliver
industry-proven and innovated high quality telephone technology to
a broad range of private, and public businesses, industries, and
applications.
Our products include telephone systems, various telephone terminals
such as industrial telephones, weatherproof heavy-duty telephones,
explosion proof telephones, vandal proof public telephones,
emergency telephones, help points, call stations,s and others like
acoustic telephone hoods, telephone pillars, and telephone
accessories.
As a reliable supplier of industrial telephones, we have been
sharing the equipment and systems with different customers and
users all over the world. Our main market is South America,North
America, Europe, Australia, Southeast Asia, Africa, Mid East, and
other international markets. And we have built good cooperation
with many international renowned corporations, including.
Dedication and profession have been our pursuing goals during any
procedures of our production, not only in developing and quality
controlling but also in marketing and after sales. We serve any
single potential customer with the most suitable solutions and
systems.