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Summary of Contents for Raymar MIU202T
- Page 1 Installation, Operation & Diagnostics MIU202T Industrial Grade, Bell 202T Standalone Modem 0049-0101-XXX MIU202T – USER GUIDE 06/29/2018 Rev. B...
- Page 2 Raymar Information Technology, Inc. 7325 Roseville Road Sacramento, CA 95842 800-695-1951 Fax: 916-783-1952 0049-0101-XXX MIU202T – USER GUIDE 06/29/2018 Rev. B Page i...
- Page 3 User’s Guide and all accompanying hardware and documentation are copyrighted. Raymar-Telenetics does not warrant that the hardware will work properly in all environments and applications, and makes no warranty and representation, either implied or expressed, with respect to the quality, performance, merchantability, or fitness for a particular purpose.
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Page 4: Table Of Contents
PRODUCT OVERVIEW GENERAL PRODUCT SPECIFICATIONS MODEM SPECIFICATIONS ANALOG LINE SPECIFICATIONS ANALOG MICROWAVE INTERFACE POWER CONNECTIONS SERIAL DATA PORT PIN-OUTS DIP SWITCH FUNCTIONS MODEM CONFIGURATION LED INDICATOR OUTLINE DRAWING & MOUNTING DIAGNOSTICS 0049-0101-XXX MIU202T – USER GUIDE 06/29/2018 Rev. B Page iii... -
Page 5: Standards
Meets FCC Rules Part J, Subpart 15, Class A for radiated emissions. PRODUCT OVERVIEW The MIU202T is an industrial grade Bell 202T modem for connection to unconditioned and conditioned, voice grade, type 3002 two or four-wire leased lines and metallic lines (e.g.; pilot wires). -
Page 6: General Product Specifications
-55 to 100ºC MODEM SPECIFICATIONS Modulation: Bell202T Modulation Type: Synch/Async: Asynchronous Only Data Rate: 0 – 1200bps Transmit Frequency: Mark: 1200Hz Space: 2200Hz Error Correction: None Data Compression: None 0049-0101-XXX MIU202T – USER GUIDE 06/29/2018 Rev. B Page 2 of 19... - Page 7 1ms, 12ms, 35ms or 50ms (± 5%) * Note: Soft Carrier will affect RTS/CTS delay time (see Dip Switch Settings – Section 8) Constant Carrier: Switch Selectable ON or OFF 0049-0101-XXX MIU202T – USER GUIDE 06/29/2018 Rev. B Page 3 of 19...
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Page 8: Analog Line Specifications
The MIU202T contains analog circuitry for connection to the public conditioned or unconditioned, Bell type 3002, 2 or 4-wire, full duplex voice grade leased lines or metallic lines (e.g.; pilot wires). The MIU202T will also interface to Power Line Carrier or Microwave radio voice channel networks. -
Page 9: Analog Microwave Interface
ANALOG MICROWAVE INTERFACE The MIU202T is designed to interface to a Microwave radio voice channel network with the following specifications: Phase Jitter (10 to 300Hz) 1 degree peak-to-peak, max. Frequency Response: 300 – 3400Hz -3, +0.7 dB 400 – 3000Hz -1, +0.7 dB 600 –... -
Page 10: Power Connections
POWER CONNECTIONS Important Notes: 1. Wire colors shown are for optional Raymar-Telenetics cable, if ordered. 2. Customer supplies cable must be suitable for site environmental conditions. 3. Surge protection only guaranteed if ground wire >18 AWG 4. Solidly earthed ground connection required to guarantee surge protection. -
Page 11: Serial Data Port Pin-Outs
SERIAL DATA PORT PIN-OUTS 0049-0101-XXX MIU202T – USER GUIDE 06/29/2018 Rev. B Page 7 of 19... -
Page 12: Dip Switch Functions
State) Switch 7 2 or 4- Wire Selection 2-Wire 4-Wire Switch 8 Line Termination 600 ohms None Switch 9 Soft Carrier (900 Hz) Turn Off Switch 10 Spare 0049-0101-XXX MIU202T – USER GUIDE 06/29/2018 Rev. B Page 8 of 19... - Page 13 50 ms 35 ms 35 ms 35 ms 35 ms 12 ms 35 ms 12 ms 12 ms 1 ms 12 ms 1 ms 1 ms 1 ms 0049-0101-XXX MIU202T – USER GUIDE 06/29/2018 Rev. B Page 9 of 19...
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Page 14: Modem Configuration
Slave Rx Term. 2-Wire Point-to-Point 2-Wire Multi-Point Master Line Term. ON 2-Wire Multi-Point Slave Line Term. ON 2-Wire Multi-Point Slave Line Term. For clarity, a blank space = OFF 0049-0101-XXX MIU202T – USER GUIDE 06/29/2018 Rev. B Page 10 of 19... -
Page 15: Led Indicator
LED INDICATOR 0049-0101-XXX MIU202T – USER GUIDE 06/29/2018 Rev. B Page 11 of 19... -
Page 16: Outline Drawing & Mounting
OUTLINE DRAWING & MOUNTING Note: Din Rail Mounting available – please call a Raymar-Telenetics sales associate for details. DIAGNOSTICS The following pages provide hardware techniques for diagnosing communication problems and thereby isolating the problem at the local modem, the remote modem or the interconnecting line. - Page 17 Repeat Test 3 for various RTS/CTS delay times and with soft carrier ON and OFF. (b) LOCAL DIGITAL LOOPBACK – 4/Wire Network (Figure 4) On the modem under test, connect TxD to RxD 0049-0101-XXX MIU202T – USER GUIDE 06/29/2018 Rev. B Page 13 of 19...
- Page 18 Switch 7 = OFF (4-Wire) Switch 8 = ON (Line Termination = 600 ohms) Switch 9 = OFF (Soft Carrier = OFF) (ii) Typical modem configuration for 4-wire Multi-Point system: 0049-0101-XXX MIU202T – USER GUIDE 06/29/2018 Rev. B Page 14 of 19...
- Page 19 If there are conditions that can cause cross-talk (TxA leaking into RxA path) set Switch 1 (TxA) to OFF (-10dBm). Note that noise level should be -50dBm or lower for most FSK operation (signal-to-noise ratio of 15dB or higher). 0049-0101-XXX MIU202T – USER GUIDE 06/29/2018 Rev. B Page 15 of 19...
- Page 20 0049-0101-XXX MIU202T – USER GUIDE 06/29/2018 Rev. B Page 16 of 19...
- Page 21 0049-0101-XXX MIU202T – USER GUIDE 06/29/2018 Rev. B Page 17 of 19...
- Page 22 Raymar Information Technology, Inc., dba Raymar-Telenetics, warrants their products against defects in hardware, material and workmanship under normal use for one (1) year from the date of purchase. Raymar will, at no charge, either repair the product (with new or reconditioned parts), or replace it (with a new or reconditioned product).
- Page 23 Return Merchandise Authorization (RMA) Procedure Before returning any Raymar-Telenetics product, an RMA number must be obtained. The most convenient way to obtain an RMA number for a product purchased from Raymar-Telenetics is to call 1-800-747-1522 (+1-916-783-1951). When doing so, please have the following information...
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