iRZ MC52i-422GI User Manual

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Contents

1. Introduction............................................................................................................................. 4

1.1. Document description.....................................................................................................................4

1.2. Service data................................................................................................................................... 4

1.3. Safety rules....................................................................................................................................4

2. General Information................................................................................................................ 5

2.1. Purpose.......................................................................................................................................... 5

2.2. Set................................................................................................................................................. 5

2.3. Features......................................................................................................................................... 5

2.4. Appearance....................................................................................................................................7

2.5. Interfaces....................................................................................................................................... 8

2.5.1. Ter min a l co n n e cto r..................................................................................................................8

2.5.2. Power connector..................................................................................................................... 9

2.6. Modem status display...................................................................................................................10

3. Connecting and configur ing................................................................................................. 11

3.1. Connecting................................................................................................................................... 11

3.2. Control, rebooting, and connecting................................................................................................11

4. Support..................................................................................................................................12

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Tables

Table 2.5.1: Terminal connector clamps............................................................................................8

Table 2.5.2: Using connector power pins........................................................................................... 9

Table 2.6.1: Connection status LED (green)....................................................................................10

Table 2.6.2: Power LED (red)..........................................................................................................10

Figures

Fig. 2.4.1. Front view......................................................................................................................... 7

Fig. 2.4.2. Back view..........................................................................................................................7

Fig. 2.5.1. Terminal connector...........................................................................................................8

Fig. 2.5.2. Power connector...............................................................................................................9

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1. Intr oduction

1.1. Document description

This manual is intended for experienced PC users. It describes the device and the operation of

the GSM modem iRZ MC52i-422GI.

1.2. Service data

Document version Issue date

2.11 08.30.2013

Prepared by V.N. Golovin Approved by P.A. Kosolapov

1.3. Safety rules

Restrictions on the use of the device near other electronic devices:

Turn the modem off in hospitals or when located near medical equipment such as pacemakers, hearing

aids and so on. Interference for medical equipment may occur
Turn the terminal off when on an airplane. Take measures to avoid accidental turning on
Turn the modem off in the vicinity of gas stations, chemical plants, and places where demolition work is

conducted. Interference for technical devices may occur
At a close range, the modem can produce interference for television sets and radio transmitters

Maintenance requirements:

Protect the modem against external hazards (high temperatures, caustic chemicals, dust, water and so

on)
Keep the modem safe from blows, falls, and strong vibrations
Do not attempt to take apart or modify the modem on your own. Such actions will void your warranty

Note: Make sure you follow the operation manual for this device. Improper use of the device will disqual ify

your warranty.

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2. Gen eral Information

2.1. Purpose

iRZ MC52i-422GI m odem is an industri al GSM modem f or receiving and transmitti ng data, tex t messages
and fax es. It is perf ectly suited bot h for pr oviding m obile access to the Internet and f or i ndustrial appl ications
including t elemetry, wireless data collection from sensors, remote monitoring, control, and signaling.

The modem is controlled by standard AT-commands. The device is equipped with LEDs to monitor
connection status and signal for emergency.

This modem is mainly used for rem ote queries on CSD channel ; and it is conf igured accordingly when
manufactured. Please see p. 2.5.1 for more details.

2.2. Set

The set of the iRZ MC52i-422GI GSM modem includes:

iRZ MC52i-422GI modem;
Mounting brac ket for attaching to a DIN-rail;
Factory package

2.3. Features

Key features:

Frequenc y bands: GSM 900/1800MHz ;
Output power:

2W (class 4 f or EGSM900);

1W (class 1 f or GSM1800);
GPRS class 10;
TCP/I P stack accessed v ia AT-comm ands;
MS class B;
CSD up to 14.4 kbps;
USSD;
SMS;
Fax group 3, class 1

Power:

Power supply f rom 9 to 30V;
Consumpti on current not ex ceeding:

with the supply voltage of + 12V — 200mA;

with the supply voltage of + 24V — 100mA

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Physical characteristics:

Dimensions not exceeding 76х85х30mm;
Weight not exceeding 130g;
Operating temperat ures from -40°С to +65°С;
St orage tem peratures from -50°С to +75°С

Interfaces:

TJ6- 6P6C f or RJ12 power connector;
Terminal connector f or connecting the communi cation cable with RS422 int erface;
SMA Jac k (female) f or connecting t he GSM antenna

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2.4. Appearance

MC52i-422GI m odem is a com pact device i n an aluminum case. Its appeara nce i s displayed on Fi g. 2.4. 1

and Fig. 2.4.2.

Fig. 2.4.1. Front view

Fig. 2.4.2. Back view

The numbers on Fig. 2. 4.1 and Fig. 2.4.2 stand for:

1. Power LED

2. Network LED

3. SIM card holder

4. SIM card holder ejector button

5. Power connector TJ6-6P6C

6. Terminal connector

7. SMA Jack (female) for connecting the GSM antenna

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2.5. Interfaces

2.5.1. Terminal connector

This connector i s used for comm unication with a cont rolling devi ce, interface RS422. T he AT-commands

are used to control the modem operation (see the module description).

Factory settings

: speed – 9600 bit/s, dat a bit – 8, parit y – none, stop bit – 1.

This modem is mainly used for rem ote queries on CSD channel ; and it is conf igured accordingly when

manufactured:

ats0=1 (automatic answer)
at&c1 (set DCD line mode)
at&d0 (ignore status of the DTR line)
at+cbst=71, 0,1 (select bearer service type)
ate0 (echo mode off)

Please see the external look of the connector on Figure 2.5.1:

Fig. 2.5.1. Terminal connector

Table 2.5.1: Terminal connector clamps

Clamps Signal Direction Purpose

1 SHLD RS422 “Screen”
2 TX+ / Y Modem-PC RS422 data output +
3 TX– / Z Modem-PC RS422 data output –
4 RX– / B PC-Modem RS422 data input +

5 RX+ / A PC-Modem RS422 data input –
6 +Vout Modem-PC RS422 optional low-voltage power output

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2.5.2. Power connector

TJ6-6P6C for RJ12 power connect or is used to power the device.

Fig. 2.5.2. Power connector

Table 2.5.2: Using connector power pins

Pin Signal Purpose

1 + 12V The positive pole of DC supply voltage. Fused circuit and overvoltage

protection (when input vol tage of over 30V is applied) and reverse polarity.
2 Not used
3 Not used
4 Not used
5 Not used
6 GND Ground

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2.6. Modem status display

LED is used to indicate the connection status. This function can be disconnected by a corresponding

AT-command.

Table 2.6.1: Connection status LED (green)

LED mode Conditional indication

display

Operation mode

Turned off

○

Modem is turned off or emergency situation,
power saving mode, ALARM mode

600ms on / 600ms off

●●●●●●○○○○○○

Modem is not logged t o the network

75ms on / 3s off

●○○○○○○○○○...○

Modem is logged to the network

75ms on / 75ms off /
75ms on / 3s off

●○●○○○○○○○...○

GPRS connection is activated

500ms on / 50ms off

●●●●●○

Data transfer in progress

Permanently turned on

●

Voice call, CSD

Table 2.6.2: Power LED (red)

LED mode Conditional indication

display

Power status

Turned off

○

Input power has not been sent to the modem

Permanently turned on

●○

Input power has been sent to the modem

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3. Conne cting and configur ing

3.1. Connecting

Only individual s with specialized techni cal training and those who hav e studied the pr oduct specifications

are permitted to assemble (install) the modem.

Before connecting the device insert the SIM card into the modem (the SIM card must be unlocked).
The SIM card m ust be connected and removed when the power is turned off. In order to install the SIM card do
the following:

Eject the SIM holder by pressing the SIM card hol der ejector button (Fig. 2. 4.1)
Place t he SIM card into the SIM card holder

Insert the SIM card holder with the SIM card i nto the modem
Be careful when installing the SIM card.
Connect the GSM antenna and the RS422 commuting cable. Power the modem through the power

connector (Fi g. 2.4.2). The frequent blinking of the green LED i ndicates that the modem is t urned on (Table

2.6.1). Remov e t he PI N c ode of t he SIM card to c omplet e aut om ati c onli ne registrat i on. After the regi strat i on is
complete the modem goes into the working mode and green LED blinks less frequently.

Note: GSM antenna, the commuting cables and the power supply are not included in the set.

3.2. Control, rebooting, and connecting

The modem is contr ol l ed using standard an d expanded AT -comm ands. F or m ore det ail see AT-c omm ands

description for the GSM module. You can find additional information and support at www.irz.net.

The modem can be rebooted using one of the following ways:

By using AT-command “AT+CFUN=1,1”

Temporary power shutdown

The modem can be shut down using one of the following way s:

By using AT-command “AT^SMSO”

Temporary power shutdown

Switch-over of modem into power saving mode by using AT-command “AT+CFUN”. Management of

ALARM mode by using A T-command “ AT+CALA”. For m ore detail see A T-comm ands descripti on for the G SM
module.

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4. Sup port

New document versions and software are available using:

Company website: www.irz.net
Telephone: [phone]
E-mail: [e-mail]

Our support team i s ready to assist you with any quest ions you might have when installing, confi guring or

solving issues with our equi pm ent.