Instruction/ maintenance manual of the product MDU21-STD Black Box
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Industrial Control Modem GSM Quick Start Guide TECHNICAL: SALES: FAX : ADDRESS: WEB: (0118) 965 6000 (0118) 965 5100 (0118) 965 5001 464 Basingstoke Road, Reading, Berkshire RG2 0QN www.
2 Industrial Contr o l Modem GSM SALES: 0118 965 5100 How To Contact yo ur Local Bla ck Box Italy: Australia : Black Box Ita lia S.P.A Black Box Catalog Aust ralia PTY LTD Tel: 0227400280 Tel: 0398797100 Fax: 0227400219 Fax: 039870295 5 Web Site: www.
3 Industrial Contr o l Modem GSM TECHNICAL: 0118 931 2233 France: U .S.A Black Box Catalogue Black Box Corporation Tel: 0145606700 Tel: 724-746-5500 Fax: 0145606747 Fax: 724-746-0746 Web Site: www.blackbox.fr Web Site: www.blackbox.com Spain: Chile Black Box Comunicaciones S.
4 Industrial Contr o l Modem GSM SALES: 0118 965 5100 Contents Introduction .............................................................................................................................................. 5 Pac kage Con tent s ..........
5 Industrial Contr o l Modem GSM TECHNICAL: 0118 931 2233 Introduction Congratulations on purchasing one of the best GSM Data T erminals available today. The Industrial Control Modem GSM will provide reliable service, provided it is connected to an appropriate GSM Network and configured correctly.
6 Industrial Contr o l Modem GSM SALES: 0118 965 5100 GSM Network Connection It is up to you to choose which GSM Network you would like to use, but please be aware that there are three different frequencies used for GSM communications, 900, 1800 and 1900 Mhz.
7 Industrial Contr o l Modem GSM TECHNICAL: 0118 931 2233 Configuration As with other types of modem the Industrial Control Modem GSM has many differ ent configurations ava ilable, possibly only one of which will be suitable for your application.
8 Industrial Contr o l Modem GSM SALES: 0118 965 5100 AT&Dn Data Terminal Rea dy settings &D0 Modem ignores DTR &D1 Modem switches from data to command mode when DTR switches from ON to OFF &D2 Upon DTR switch from ON to OFF, the call is cleared down AT+IFC Defines if Flow Control is used between DTE and DCE.
9 Industrial Contr o l Modem GSM TECHNICAL: 0118 931 2233 With transparent da ta transmission GSM error correction is not applie d, over the air interface. AT+ICF This comma nd is used to determine the local seria l port start-stop (as y nchronous) charact er framing that the DCE shall use.
10 Industrial Contr o l Modem GSM SALES: 0118 965 5100 You will now have a screen via which you can c ommunicate with the DCE, BUT NOT BEFORE YOU HAVE TURNED ON THE CAPS LOCK. Please mak e sure you do this. Now type AT and return. Th e DCE will respond with OK.
11 Industrial Contr o l Modem GSM TECHNICAL: 0118 931 2233 Test Commands ATDnnnn This causes the DCE to dial a number (nnnnnn) ATH Hang up ATA Answer an incomi ng call Informative Commands ATI Used to query DCE for its identifiers, such as frequ ency AT+COPS? Will inform y ou as to which GSM Network you are connected.
An important point after buying a device Black Box MDU21-STD (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Black Box MDU21-STD yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Black Box MDU21-STD - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Black Box MDU21-STD you will learn all the available features of the product, as well as information on its operation. The information that you get Black Box MDU21-STD will certainly help you make a decision on the purchase.
If you already are a holder of Black Box MDU21-STD, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Black Box MDU21-STD.
However, one of the most important roles played by the user manual is to help in solving problems with Black Box MDU21-STD. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Black Box MDU21-STD along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
