| Interface Standard |
RS-232C / V.24 |
| Interface Option |
Current loop, RS-422, RS-485, X. 20 / 21. V.35 TTL, IrDA. |
| Protocol |
Asynchronous ASYNC Character synchronous: SYNC, BSC, Bit-oriented synchronous HDLC, SDLC X.25 (NRZ / NRZI). |
| Data Transmission Speed |
Max. 115.2 Kbps in all protocols / modes. |
| Internal Clock (bps) [Can be set for transmission and reception independently] |
50, 75, 100, 110, 134.5, 150, 200, 300, 600, 1200, 1800, 2000, 2400, 3200, 3600, 4800, 7200, 8000, 9600, 12000, 12800, 14400, 16000*, 16800*, 19200, 28800, 32000*, 38400, 46000, 48000*, 50000*, 56000*, 57600, 64000*, 72000*, 76800, 115200 (*Measurements extracting synchronous clock from the received data are impossible at these speeds.) |
| Data Code |
ASCII, EBCDIC, JIS7, JIS8, Baudot, Transcode, IPARS, EBCD, EBCDIK, HEX. |
| Character Framing |
Asynchronous: Data bit (5 / 6 / 7 / 8) + parity bit (0 / 1) + stop bit (total 1 / 1.5 / 2) Character synchronous: Data bit + parity bit (total 6, 8 bits) Bit-oriented synchronous: Data bit + Parity bit (total 8 bits). |
| Parity Bit |
None, odd, even, mark, space |
| Bit Transmission Order |
LSB first or MSB first, selectable. |
| Polarity Inversion |
Normal or inverted, selectable. |
| Error Check Function |
Parity (none, odd, even, mark, space), framing, abort, short, frame, BCC (none, LRC, CRC-6, CRC-12, CRC- 16, CRC-ITU-T). |
| Memory capacity [Data retainable] |
Capture memory for monitor : 192K bytes (96K characters) Expandable up to 1.216M bytes with memory card. One area or two divided areas, selectable Simulation transmission data memory: 8192 characters Divisible into a maximum of 16 types data string. |
| On-line Monitor Function |
Handles half-duplex and full-duplex communications. Idle time display (max. 999.9s; resolution: 10ms, 100ms), Time stamp (Records and displays time in day / hour / minute or hour / minute / second basis.),Capture display pause, bit shift display in SYNC and jump to the specified screen enabled. |
| Protocol Translation Display Function |
SDLC translation, ITU-TX.25 frame / packet translation , BSC translation. |
| Interface Signal Status Display Function |
3-value indication (ON / OFF/ NC) with 2-color LED: SD, RD, RS, CS, ER, DR, CD, SQD, CI, ST1, ST2 and RT Timing waveform and transmitted / received data displayed on LCD: Four signals selectable from RS, CS, ER, DR, CD, SQD, CI and external input. |
| Data Retrieval Function |
Retrieves data conforming to the condition from memory and displays / counts them. |
| Monitor Condition Automatic Setting Function |
Measurement conditions such as protocol, transmission speed (50-115.2Kbps), data code, synchronous character and BCC check can be set. |
| Auto Run / Stop Function |
Start and stop time of various measurement tests can be specified. |
| Delay Time Measurement |
Measures and displays the time between interface signal line changes(0.1 ms resolution). |
| Timer / Counter |
Interval timer: (2 kinds) Max. 655.35s or 6553.5s selectable; Universal counter: (2 kinds) Max. 65535 Counter for SD / RD characters: Max. 4294967295. |
| Statistical analysis function |
No. of exchanged characters, no. of frames, no. of satisfied trigger conditions are displayed in graphs. |
| Trigger Function |
Four pairs of "condition" and "action" to be taken when the condition is satisfied can be set. Trigger condition: Preset character ("don't care" and bit masking assignable; up to 8 characters ). idle time not less than preset value, preset time stamp ("don't care" assignable), error ( error type individually assignable), timer/counter value matching, logical status of interface signal line, external trigger input, and capture memory full Trigger action: Stop measurement test (offset assignable), timer control ( start / stop / restart), counter control (count / clear), buzzer, external signal output, save monitor data onto memory card, send preset characters (for simulation). |
| Bit Error Rate Test (BERT) Function |
Error rate measurement test in accordance with ITU-T recommendation G.82 is possible. Pattern : 2&sup6;-1.2&sup9;-1.2¹1;-1,mark, space Measurement range: Bit error counting, block error counting (0-9999999-9.99E9), bit error rate, block error rate, SYNC loss frequency, Savail (operating time), %EFS (normal operation rate); ASYNC or SYNC mode selectable, error bit insertion enabled with key operation. |
| Simulation Functions |
Enables communications procedures to be checked using the desired simulation data in test mode according to the phase of equipment development. |
| Manual Test |
Sets of data are assigned to operation keys; data are sent by pressing the key while checking the received data on LCD. |
| Match Test |
Sends specified data when the trigger condition is satisfied. (Used together with trigger function.) |
| Flow Control Test |
Flow control simulation by X-on/off or RTS/CTS (sender / receiver selectable). |
| Echo Test |
Loop-back transmission of received data (by bit, data or frame). |
| Multi-polling test |
Simulates multi-polling communications procedure. |
| Buffer transmission test |
Sends SD and RD of capture data. |
| Program simulation |
No. of program commands : 32; No. of program steps : 512; Transmitted message : Max. 8192 characters; Interface signal : Programmed control possible |
| Display |
Monochrome LCD with back-light (Max. 30 characters, 8 lines). |
| Memory Card Interface |
256KB- 1MB SRAM card. |
| Memory Card Interface |
File mode: Capable of saving/loading setup information, data for simulation and monitor data ( up to 100 files) Buffer mode : Can be used as expanded buffer memory for capture. |
| External Serial Interface |
RS-232C (mini DIN 8-pin); setting conditions, simulation data and monitor data can be input from or output to external devices. |
| Printer Interface |
Centronics standard (14-pin anphenol type) or RS-232C (mini DIN 8-pin), selectable; Hard copy of LCD screen and printing monitor data on continuous format. |
| Power Supply |
Self-contained Ni-Cd cell or AC adapter (AC 100-240V, 50/60Hz). |
| Battery |
6 hours (with back-light off). |
| Dimensions / Weight |
39(H), 240(W), 170(D)mm, approx. 980g. |
| Environmental Requirement |
Working temperature range : 0 to 40celsius; Storage temperature range : -10 to 50celsius; Humidity : 90% RH or below (no condensation). |
| Accessories |
RS-232C/V.24 monitor cable : 1; AC adapter : 1; Carrying bag : 1; Instruction manual : 1 |
