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PSMT
User's Manual
MAN0345, REV B

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Summary of Contents for Two Technologies PSMT Series

  • Page 1 PSMT User’s Manual MAN0345, REV B...
  • Page 3 Since Two Technologies is continuously improving the functionality and quality of its products, certain information may not be included in this manual at its time of release. As a result, Two Technologies may provide changed material as separate sheets included with this manual or separately in the form of a change package, as it deems necessary.
  • Page 4 If the exterior of the package shows obvious signs of damage, please contact the carrier who delivered the package right away. All items returned to Two Technologies Inc. require a Return Material Authorization number (RMA). To obtain a RMA number, please visit our eRMA website: http://www.frontlines247.com/twotech.htm.
  • Page 5 Regulatory Notices FCC Compliance This equipment has been tested and found to comply with the limits for Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed in accordance with the instruction manual, may cause harmful interference to radio communications.
  • Page 6 Product Configuration Guide The PSMT is a rugged, full featured programmable panel mount terminal that is ideally suited to a variety of applications where a level of complexity above that found in simple ASCII terminals is required. The PSMT is available in a number of different configurations. You can determine the configuration of a particular unit by identifying the suffixes applied to the model number as follows: PSMT Real Time Clock...
  • Page 7 Power Requirements Power Supply Options Depending on the current draw requirements, the terminal may require the use of different power supplies. Use the configuration number listed below (see previous page) to determine the correct power supply: • "-1"—requires connection to a 5-volt ± 5% regulated power source. •...
  • Page 8 Determining the Maximum Input Voltage Allowed The maximum input voltage allowed is based on a unit’s current draw. To determine the maximum input voltage allowed based on current: Calculate the maximum current draw using the table on the previous page. On the following chart, locate the Calculated Total Current on the Calculated Operating Current axis of the chart, and then move to the top of Operating Voltage range.
  • Page 9: Table Of Contents

    Contents Chapter 1: Overview ......................1-1 About this Manual ............................1-1 About Two Technologies ..........................1-1 About the PSMT..............................1-2 PSMT Features ............................1-2 Chapter 2: Operation ......................2-1 Controls and Indicators..........................2-1 Modular Interface Connector........................2-2 Standard Accessory Cables ........................2-3 PCAT Wired Adapter ..........................2-3 Connecting the Terminal ...........................2-3 Chapter 3: Operation ......................3-1...
  • Page 10 List of Figures Figure 2-1: PSMT Controls and Indicators....................2-1 Figure 2-2: Modular Interface Connector....................2-2 Figure 2-3: 1210 Series Modular Cable .....................2-3 Figure 2-4: PCAT Modular Connector .....................2-3 Figure 3-1: Cable Connections........................3-1 Figure 3-2: Standard 20-Position Keypad ....................3-2 Figure 3-3: Parity Error Symbol.........................3-3 Figure 5-1: PSMT Mounting Kit ........................5-2 Figure 5-2: PSMT ANSI Series Terminal Permanent Mount Template..........5-2 Figure 5-3: Flush Mount, Closed Back Mounting ...................5-3...
  • Page 11: Chapter 1: Overview

    About this Manual Intended for authorized developers with prior knowledge of PC application development, this manual describes the advanced features, operations and interface capabilities of Two Technologies’ PSMT Series terminals. It is not for use by end-users. Unless otherwise stated, the operational characteristics described herein correspond to factory default configurations and settings as shipped from Two Technologies with a standard keypad.
  • Page 12: About The Psmt

    (up to 19,200 bps) with a host device is through a modular 6-pin connector. Durability Like all Two Technologies' products, the PSMT is remarkably rugged. The case consists of Valox 420 one of the most durable, chemical-resistant materials available on the market today.
  • Page 13: Chapter 2: Operation

    Chapter 2: Operation Controls and Indicators Table 2-1 describes the components and indicators found on the front of the PSMT terminal as shown in Figure 2-1. Figure 2-1: PSMT Controls and Indicators Table 2-1: PSMT Controls and Indicators Item Control/Feature Description Display 192 x 128 pixel supertwist nematic LCD (standard)
  • Page 14: Modular Interface Connector

    Modular Interface Connector Figure 2-2 depicts the standard six-pin modular interface connector found on the PSMT terminal. Table describes its signal and pin assignments. Warning: Use the six-pin modular receptacle for compatible serial devices only. Despite its physical similarity to modular telephone connectors, it is not compatible with telephone lines or signals. Connecting the terminal to a telephone line will damage it and void the warranty.
  • Page 15: Standard Accessory Cables

    Pin 7 (Jumper) Pin 8 (Jumper) Pin 9 RI Note: Pin descriptions assume connection through a Two Technologies’ 1210 series modular cable to the terminal’s modular connector. Connecting the Terminal To connect the terminal to a host device using Two Technologies parts:...
  • Page 17: Chapter 3: Operation

    Modular Cable PCAT Adapter Using a Two Technologies’ power supply (such as a Two Technologies 1226-1 linear power supply for units with a -2 power supply configuration), plug the power supply connector into the PCAT adapter and then plug the power supply into a 120 VAC 60 Hz power outlet.
  • Page 18: Keypad Operation

    Keypad Operation The standard 20-position keypad consist of the digits 0 through 9, functions keys and keys for Yes (YES), No (NO), Backspace (BKSP), Space (SPACE) and Enter (ENTER). Figure 3-2: Standard 20-Position Keypad Display Operation Standard PSMT terminals display the U.S. ASCII 96 character set. However, other character sets, such as such as Latin 1 or European, are also available as an option.
  • Page 19: The Default Program

    The Default Program In absence of a downloaded application, the terminal’s default program will automatically start when you power on the terminal. This default program simply sends and receives keystrokes. Default Settings This section describes the default program’s initial communication, keypad and display characteristics (default settings).
  • Page 20: Table 3-1: Default Terminal Program Settings

    Echo By default, the terminal will not display (echo) keypad entries on the screen. The default value is DISABLED. Handshaking By default, the terminal makes use of hardware handshaking (DTR-DSR or RTS-CTS) for terminals equipped with an RS-232 interface. XON/XOFF By default, the terminal does not control data flow with XON/XOFF protocol.
  • Page 21: Loading Default Communications Settings

    Loading Default Communications Settings To load the default communications settings: Remove power from the terminal. For 45 or 30-key terminals, simultaneously hold CTRL, SHIFT and F1, and reapply power. For 20-key terminals, simultaneously hold BKSP, ENTER and F1, and reapply power. After the terminal sounds an alert and displays the "LOAD DEFAULTS?"...
  • Page 23: Chapter 4: Host Commands

    Chapter 4: Host Commands Introduction By design, the PSMT allows a connecting device (or “host”) to control some of its functions by transmitting a string of special characters. Referred to as “Escape commands” (because each character string begins with the ASCII escape character), these character strings enable the host to perform a variety of task including controlling the terminal’s cursor position, erasing the display lines and sounding beeps.
  • Page 24 Enable Cursor Esc F Syntax Disable Cursor Syntax Esc G Cursor Home Esc H Syntax Enable Blinking Cursor Esc R Syntax Disable Blinking Cursor Syntax Esc S Cursor Position Esc Y Pr Pc Syntax Notes This command moves the cursor to a specified location where Pr is the ASCII equivalent of the row number (1-4) and Pc is the ASCII equivalent of the column numbers (1-20) plus 1Fh.
  • Page 25: Erasure Commands

    Erasure Commands Erase Cursor to End of Line Esc K Syntax Notes Includes the character at the cursor location and does not alter the cursor position Erase Cursor to End of Display Esc J Syntax Notes Includes the character at the cursor location and does not alter the cursor position Erase Entire Line Syntax Esc M...
  • Page 26: Key Attribute Commands

    Key Attribute Commands Enable Key Click Esc U Syntax Disable Key Click Syntax Esc V Enable KNP Function Esc N Syntax Disable KNP Function Esc O Syntax Return Commands Return Terminal Identifier String Syntax Esc Z Notes This commands sends the following identifier string to the host: PSMT.nnnn.ffff.cccc For example: PSMT.6963.7F83.87FF Where PSMT indicates the terminal type, nnnn is the firmware checksum, ffff is the...
  • Page 27: Host Command Summary

    Host Command Summary The following table is a summary of the available Private mode host commands. Table 4-1: Private Mode Host Command Summary Type Command Syntax Esc A Cursor Cursor Up Esc B Cursor Down Esc C Cursor Right Esc D Cursor Left Esc E Cursor Home &...
  • Page 29: Chapter 5: Mounting The Psmt

    Permanent Open Back Flush—this method enables you to mount the face of the PSMT in the front of a panel with out the rear cover attached behind the panel. For panel thicknesses up to 0.062 inches only. For thicker panel walls, contact Two Technologies. Requires Two Technologies #12285 mounting clamps (provided with unit).
  • Page 30: Mounting Template

    Figure 5-1: PSMT Mounting Kit Mounting Template Each PSMT shipped from Two Technologies also includes a mounting template (Part Number 12555) as shown below: Figure 5-2: PSMT ANSI Series Terminal Permanent Mount Template 4.436 TYP.(3) 2.478 1.958 .143 Targets (8) 2.075...
  • Page 31: Permanent Closed Back Flush Mounting

    Only use this method and the parts listed below for panel thicknesses between 0.062 and 0.125 inches only. For thicker panel walls, contact Two Technologies. To mount the face of the PSMT in the front of a panel with the rear cover attached behind the panel.
  • Page 32: Permanent Open Back Flush Mounting

    Only use this method and the parts listed below for panel thicknesses up to 0.062 inches only. For thicker panel walls, contact Two Technologies. To mount the face of the PSMT in the front of a panel with out the rear cover attached behind the panel.
  • Page 33: Detachable Mounting

    Drill 3.30 MM Diameter thru, Tap M4 X 12 MM (2 holes) 0.568 Facing the front of the panel, screw two M4 x 12MM hex bolts (Two Technologies Part Number 12341, McMaster Carr Part Number 91280A134) into the M4 threaded holes. See Figure 5-6.
  • Page 34: Vertical Mounting

    Place the unit onto the mounting bolts and then slide the unit left to secure. See Figure 5-7. Figure 5-7: Horizontal Detachable Mount, Front View Vertical Mounting To attach the PSMT to a panel so that it also lifts up and detaches: Drill and tap two threaded holes as shown in Figure 5-8.
  • Page 35: Figure 5-9: Vertical Detachable Mount, Top View

    Facing the front of the panel, screw two M4 x 12MM hex bolts (Two Technologies Part Number 12341, McMaster Carr Part Number 91280A134) into the M4 threaded holes. See Figure 5-9. There should be a 0.125-inch gap between the bolt head and the panel.
  • Page 37: Appendix A: Specifications

    Appendix A: Specifications Display Standard Features: Reflective/Transreflective LCD 4 Rows of 20 characters of text (5 X 7) Dark Characters on Light Background (except VFD) U.S. ASCII Character Set Optional: Supertwist Nematic Backlit Supertwist Nematic LED Backlit Display Vacuum Fluorescent Display Extended Temperature Backlit Display Extended Temperature VFD Keys &...
  • Page 38: Figure 5-11: Case Dimensions

    Interface Types: RS-232, RS-422, RS485 or CMOS/LSTTL level Handshake: 2 Lines (CMOS/LSTTL, RS-232) Data Rates: 300 to 115.2 Kbps Parity Selections: Even, Odd, Mark, Space, Ignore, None Control Bits: 1 Start, 1 Stop Digital I/O Lines: 5 Physical Height: 4.9.inches (124 mm) Width: 4.9.inches (124 mm) Depth w/cover: 1.3 inches (33 mm) Depth w/o cover: 1.1 inches (28 mm)
  • Page 39: Appendix B: Ascii Character Set

    Appendix B: ASCII Character Set Introduction The following table contains the PSMT ASCII character set and corresponding Decimal, Hex and Binary conversion codes as well as the keystroke entry for QWERTY style PC keyboards: Table B-1: ASCII Character Set and Conversion Codes ASCII Decimal Binary...
  • Page 40 ASCII Decimal Binary PC Key ASCII Decimal Binary PC Key < 00111100 < 01010111 00111101 01011000 01000000 01011001 01000001 01011010 01000010 01011011 01000011 01011100 01000100 01011101 01000101 01011110 01000110 01011111 01000111 01100000 01001000 01100001 01001001 01100010 01001010 01100011 01001011 01100100 01001100 01100101 01001101...
  • Page 41: Index

    1210 Series Modular Cable ..........2-3 Display PE .................3-3 Durability ................1-2 About the PSMT............... 1-2 About this Manual ............1-1 Echo..................3-4 About Two Technologies ..........1-1 Echo 485................3-4 Alert ................... 4-3 Electrostatic Discharge............v ASCII Character Set ............B-1 Enable Blinking Cursor............4-2 Enable Cursor ..............4-2...
  • Page 42 Keypad Operation ............3-2 Power Supply Options............vii Keys & Switches.............. A-1 Product Configuration............vi Loading Default Communications Settings ....3-5 Regulatory Notices.............. v Long Bell ................4-3 Repeat ................3-3 Return Commands ............4-4 Return Terminal Identifier String........4-4 Maximum Input Voltage ..........viii Memory................

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