Thermo Fisher Scientific (Thermo Fisher) makes every effort to ensure the accuracy and completeness of
this manual. However, we cannot be responsible for errors, omissions, or any loss of data as the result of
errors or omissions. Thermo Fisher reserves the right to make changes to the manual or improvements to
the product at any time without notice.
The material in this manual is proprietary and cannot be reproduced in any form without expressed
written consent from Thermo Fisher.
Thermo Fisher Scientific
1410 Gillingham Lane
Sugar Land, TX 77478
USA
Phone: 713-272-0404
Fax: 713-272-2272
Web: www.thermofisher.com
V.22/212A MODEM
INSTALLATION AND OPERATION MANUAL
1-0447-004
1.0 GENERAL INFORMATION
1.1 SCOPE OF MANUAL
This document describes the installation and operation of the Thermo Scientific V.22/212A Modem
Card. This manual is divided into three sections:
CSection 1 (General Information): Defines the scope and purpose of the manual, and
describes the V.22/212A Modem Card.
CSection 2 (Installation): Provides information for proper installation and wiring of the
modem card.
CSection 3 (Operation): Describes the programming and operation of the modem card
using AT Commands.
CSection 4 (Reference Material): Includes additional information supporting the
configuration/operation of the modem card and the text of this manual.
Product names and titles marked with the (
TM
) are registered trademarks of specific companies.
1.2 V.22/212A MODEM DESCRIPTION
The V.22/212A Modem Card is FCC certified and is an UL and CSA Recognized Component for
use in Class I, Division 2, Groups C and D hazardous locations. It is verified to comply with the
limits for a Class A computing device (industrial application) with Part 15 of the FCC rules and is
certified to comply with Part 68 telecommunicatio ns rules of the FCC. It is also certified to meet the
CS-03, Issue 7, of Industry Canada. When wired according to the installation section of this manual,
using Class-I, Division-2 wiring methods outlined in the National Electrical Code (NEC) NFPA -70
or in Section 18 of the Canadian Electrical Code, Part 1, the modem may safely be operated in a
Class I, Division 2, Groups C or D hazardous location.
The full-duplex, two-wire, 300-2400 baud, dial-up modem is compatible with CCITT
V.22bis/V.22/V.21, and Bell 212A/103 data communications standards. It automatically performs a
complete handshake as defined by V.22bis/V.22/V.21, and Bell 212A/103 standards, determining
the baud rate and operating mode when connected to a remote modem. The modem also supports
the AT Commands compatible with the Hayes Smartmodem
TM
command set. Non-Volatile
EEPROM is provided to store user configuration.
Designed for remote telemetry systems, the modem operates on a 5 to 15 Vdc input power and draws
a very low 60 mA (typical). The modem also includes a switched-power mode, providing a typical
standby current of 50 µA. The V.22/212A modem has an operating-temperature range of -40EF to
+185EF (-40EC to +85EC) and a humidity range of 0% to 95% non-condensing.
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1.3 V.22/212A MODEM SPECIFICATIONS
Operation: Full-duplex on 2-wire dial-up line
Data Rates: 2400, 1200, 300 bps
Compatibility: V.22bis/V.22/V.21, Bell 212A/103
Modulation: High Speed - QAM (quadrature amplitude modulation)
Medium Speed - DPSK (differentially coherent phase shift key)
Low Speed - FSK (frequency shift key)
Control: AT command interpreter
Transmitter output: -11.5 dBm minimum
Receive dynamic range: -3 to -43 dBm
Interface: RS-232: TXD, RXD, DCD, DSR, CTS, RTS, DTR, RI
Line impedance: 600-ohm, transformer coupled
Line protection: IEEE C62.41-1991 (IEEE587) Lightning and Transient Protection
User configuration: Non-Volatile EEPROM to store user configuration
Handshake: Automatic as defined by the V.22bis/V.22 and Bell 212A/103
Equalization: Adaptive equalization with auto-retrain
Dialer type: DTMF or Pulse
Power mode: Switched power or constant power (jumper selectable)
Input voltage range: 5 to 15 Vdc
Active current: 60 mA typ.
Standby current: 50 uA typ. (switched power mode only)
Environment: -40EF to +185EF (-40EC to +85EC)
0% to 95% non-condensing
Certifications: FCC Part 68 and Part 15; and IC CS-03, Issue 7
UL and CSA Recognized Component for use in Class I, Division 2,
Groups C and D Hazardous Locations
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1.4 FCC CUSTOMER INFORMATION
1.4.1 FCC PART 68 REGULATIONS
The V.22/212A Modem complies with Part 68 of the FCC rules. The FCC identification label,
mounted on the component side of the modem card, includes the FCC Registration Number
1V9USA-74507-DT-E and the Ringer Equivalence Number 0.4B for the modem. If requested, this
information must be provided to the telephone company.
The REN is used to determine the quantity of devices which may be connected to the telephone line.
Excessive REN's on the telephone line may result in the devices not ringing in response to an
incoming call. In most, but not all areas, the sum of the REN's should not exceed five (5.0). To be
certain of the number of devices that may be connected to the telephone line, determined by the total
REN's, contact the telephone company to verify the maximum REN for the calling area.
The modem requires a RJ11C registered USOC jack. Jacks of this type of equipment are not to be
provided on party or coin-service lines.
If trouble is experienced with the modem, disconnect the modem from the telephone line until the
problem is determined and repaired. Contact Thermo Fisher Scientific at 713-272-0404 for repair or
warranty information. If the modem causes harm to the telephone network, the telephone company
may request the modem be disconnected from the network until the problem is resolved.
If the modem causes harm to the telephone network, the telephone company will notify you in
advance that temporary discontinuance of service may be required. If advance notice isn't practical,
the telephone company will notify the customer as soon as possible. You will be advised of your
right to file a complaint with the FCC if you believe it is necessary.
The telephone company may make changes in its facilities, equipment, operations, or procedures
that could affect the operation of the modem. If this happens, the telephone company will provide
advance notice for you to make the necessary modifications to maintain uninterrupted service.
1.4.2 FCC PART 15 REGULATIONS
This equipment is verified to comply with the limits for a Class A computing device with Part 15 of
the FCC rules. Operation of this equipment in a residential area may cause unacceptable
interference to radio or TV reception, requiring the operator to take whatever steps are necessary to
correct the interference. If interference with radio or TV reception is suspected, contact Thermo
Fisher Scientific at 713-272-0404.
3
1.5 INDUSTRY CANADA NOTICES
The V.22/212A Modem Card complies with CS-03, Issue 7, of Industry Canada. The Certification
Number for the V.22/212A Modem Card is 2246 6133 A and its Load Number is 6. If trouble is
experienced with the modem, disconnect the modem from the telephone line until the problem is
determined and repaired. For repair or warranty information contact:
NOTICE: The Canadian Department of Communications label identifies certified equipme nt. This
certification means that the equipment meets certain telecommunications network protective,
operational and safety requirements. The department does not guarantee the equipment will operate
to the user's satisfaction.
Before installing this equipment, users should ensure that it is permissible to be connected to the
facilities of the local telecommunications company. The equipment must also be installed using an
acceptable method of connection. The customer should be aware that compliance with the above
conditions may not prevent degradation of service in some situations.
Repairs to certified equipment should be made by an authorized Canadian maintenance facility
designated by the supplier. Any repairs or alterations made by the user to this equipment, or
equipment malfunctions, may give the telecommunications company cause to request the user to
disconnect the equipment.
Users should ensure for their own protection that the electrical ground connections of the power
utility, telephone lines and internal metallic water pipe system, if present, are connected together.
This precaution may be particularly important in rural areas.
Caution: Users should not attempt to make such connections themselves, but should contact the
appropriate electrical inspection authority, or electrician, as appropriate.
NOTICE: The Load Number (LN) assigned to each terminal device denotes the percentage of the
total load to be connected to a telephone loop which is used by the device, to prevent overloading.
The termination on a loop may consist of any combination of devices subject only to the requirement
that the sum of the Load Numbers of all the devices does not exceed 100.
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