Multi-Tech Modems in ION Meters

ION 7500 / ION 7600 User’s GuideMulti-Tech Modems in ION Meters

The Multi-Tech ModemModuleTM is the newer-type modem equipped in ION meters that are ordered with the internal modem option. The Multi-Tech modem is compatible with most telephone systems in the world, with the exception of Australia and New Zealand.

Multi-Tech Internal Modem Settings

Since the Multi-Tech modem are universally compatible with most telephone systems, no further reconfiguration of the default settings should be necessary.

International support

In some cases, the default initialization string for the internal (Multi-Tech) modem may need to be changed depending on the country it is used in. Countries not listed below are compatible with the default (North American) settings:

Hong Kong, Hungary, India, Indonesia, Israel, Korea, Malaysia, Philippines,

Poland, Singapore, Slovenia and Vietnam

AT%T19,0,30

Czech Republic

AT%T19,0,25

Japan

AT%T19,0,10

AT Commands for the Multi-Tech Modem

The following table summarizes the compatible AT commands for ION meters equipped with the Multi-Tech internal modems:

Command		Values	Default	Description

AT	Attention Code	n/a		The attention code precedes all command lines except
AT		n/a		A/, A:, and escape sequences.
				A/, A:, and escape sequences.

A/	Repeat Last Command	n/a		Repeat the last command string. Do not precede this
A/	Repeat Last Command	n/a		command with AT. Do not press ENTER to execute.
				command with AT. Do not press ENTER to execute.

				B0 Select ITU-T V.22 mode when modem is at 1200
				bps.
	Communication			B1 Select Bell 212A when modem is at 1200 bps.
Bn	Communication	n = 0–3, 15, 16	1 and 16	B2 Deselect V.23 reverse channel (same as B3).
Bn	Standard Setting	n = 0–3, 15, 16	1 and 16	B2 Deselect V.23 reverse channel (same as B3).
	Standard Setting			B3 Deselect V.23 reverse channel (same as B2).
				B3 Deselect V.23 reverse channel (same as B2).
				B15 Select V.21 when the modem is at 300 bps.
				B16 Select Bell 103J when the modem is at 300 bps.

				N0 Modem performs handshake only at
				communication standard specified by S37 and the B
Nn	Modulation Handshake	n = 0 or 1	1	command.
Nn	Modulation Handshake	n = 0 or 1	1	N1 Modem begins handshake at communication
				N1 Modem begins handshake at communication
				standard specified by S37 and the B command. During
				handshake, fallback to a lower speed can occur.

Modem AT Commands Technical Note

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7500, 7600 specifications

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In terms of characteristics, both the 7600 and 7500 series are designed for ease of integration, featuring user-friendly interfaces and comprehensive development tools. This empowers developers to quickly deploy solutions and minimizes time to market. Additionally, the products offer extensive documentation and support, facilitating efficient onboarding for new users.

Overall, Multi-Tech Systems’ 7600 and 7500 series provide a powerful combination of features, technologies, and characteristics that make them standout choices for organizations looking to enhance their communication capabilities in a rapidly evolving digital landscape. Their capability to connect and interact with a wide range of devices and protocols ensures that businesses can adapt, innovate, and thrive in an increasingly connected world.

Multi-Tech Systems 7500, 7600 Multi-Tech Modems in ION Meters, Multi-Tech Internal Modem Settings

Models: 7500 7600