| Interface Standard |
RS-232C (V.24), RS-422 / 485 (X.20/21) (Standard) 3V / 5V TTL (Optional). |
| Protocol |
Asynchronous: ASYNC Character synchronous: SYNC, BSC, (NRZ/NRZI) Bit-oriented synchronous: HDLC, SDLC, X.25 (NRZ/NRZI). |
| Speed |
Max. 1.54Mbps in all protocols (Max. 2,048Mbps in BERT). |
| Internal clock (bps) |
Pre-set: 110, 1200, 9600, 19.2K, 38.4K, 57.6K, 64K, 115.2K, 128K, 230.4K, 256K, 460.8K, 512K, 921.6K, 1.5M USER-set: 50-2.048Mbps (4 significant digits) Can be set for SD(TXD) and RD(RXD) independently. |
| Data Code |
ACSII, EBCDIC, JIS7, JIS8, Baudot, Transcode, IPARS, EBCD, EBCDIK, HEX. |
| Character Framing |
ASYNC: Data bit (5/6/7/8) + parity bit (0/1) + stop bit (1/2) SYNC, BSC: Data bit + parity bit (total 6,8 bits) HDLC, SDLC, X.25 : Data bit + parity bit (total 8 bits). |
| Parity Bit |
None, odd even, mark, space, MP (Multi-processor bit). |
| Bit Transmission Order |
LSB first and MSB first, selectable. |
| Polarity Inversion |
Normal and inverted, selectable. |
| Error Check |
Parity (odd, even, mark, space), framing, abort, short frame BCC (LRC, CRC-6, CRC-12, CRC-16, CRC-ITU-T). |
| Memory capacity |
Capture memory for monitor: 3.6M bytes (1.8M characters) One area or two divided areas, selectable Ring buffer or fixed size buffer, selectable Simulation transmission data memory: 32K bytes (16K characters) Divisible into a maximum of 16 types. Part of data can be registered as error data. |
| Monitor Function |
Handles half-duplex and full-duplex communications. Idle time display (max. 999.9 s; resolution: 1ms, 10ms, 100ms), Time stamp display (day/hour/min., hour/ min./sec. or min./sec./10ms) Lead Status display (RS/ C, CS/ I, ER, DR, CD, SQD, CI and EXIN). |
| Other display function |
Display pause; Bit shift display in SYNC; Jump to the specified screen. |
| Protocol translation display |
HDLC (LAPB, LAPD), ITU-T X.25 (frame, packet), BSC. |
| Lead status LEDs |
V.24: SD, RD, RS, CS, ER, DR, CD, SQD, CI, ST1, ST2, RT X.20/21: T, R, C, I, S. |
| Data search function |
Search data from capture memory and displays / counts them. Data frame up to 8 characters ("don't care" and "bit masking" assignable) Idle time not less than preset value Time stamp data ("don't dare" and bit masking assignable) error(parity, framing BCC, break / abort, short frame assignable) Trigger point. |
| Auto Configuration |
Measurement conditions such as protocol, transmission speed (max. 230.4Kbps), 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 the time between interface leads changes (0.1 ms resolution). |
| Timer / Counter |
Interval timer: 2 kinds (Max. 999999; resolution 100ms, 10ms or 1ms), Universal counter: 2 kinds (Max. 999999), Counter for SD and RD characters (Max. 4294967295). |
| Statistical analysis function |
Statistics (no. of exchanged characters, no. of frames, no. of satisfied trigger conditions) are collected and displayed in graphs on 10 minutes / 1hour / 4 hours basis. |
| Trigger Function |
Four pairs of Trigger condition and Trigger action to be taken. Trigger condition data frame up to 8 characters ("don't care" and "bit masking" assignable), Idle time not less than preset value, Error, MP, Timer/Counter value matching, interface lead transitions, External trigger input. Trigger action Stop measurement test (offset assignable), Enable trigger condition, Timer control (start/stop/restart), Counter control (count/clear), buzzer, External signal output, Save monitor data onto memory card, Send preset characters (for manual mode simulation). |
| BERT (Bit error rate test) |
Error rate measurement test in accordance with ITU-T G.821. (DTE / DCE pin assignments selectable) Pattern: 63, 511, 2047, mark, space (error bit insertion enabled with key operation) Measurement range : Bit and block error (0-9999999-9.99E9), bit error rate, block error rate, SYNC loss frequency, Savail, %EFS. |
| Simulation Functions |
Transmission test for all kinds of data including error data. DTE/DCE pin assignments selectable. Can preset change in interface lead and transmission timing. |
| Manual mode |
View communications on display and send data assigned to keys by key operation. Send data when events are established using trigger feature. |
| Buffer transmission mode |
Select and resend SD or RD data in capture memory for monitor. |
| Program mode |
Supports multiple protocols using command-based simulation; Commands: 36; steps: Max. 512 4 set; Transmission data string: Max. 16KB; Controls communications lines using commands. |
| Display |
Monochrome LCD with back-light (Max. 30 characters 8 lines). |
| Memory card interface |
Accommodates 16MB/64MB flash memory card: Used to save/load setting condition and simulation data / programs (up to 100 files). |
| External serial interface (AUX port) |
RS-232C (mini DIN 8-pin): Up to 230.4Kbps Used to input/output setting condition and monitor data from/to external devices, and to update the system ROM. |
| Printer interface |
Parallel (14-pin female) or RS-232C (mini DIN 8-pin), selectable; Hard copy and printing monitor data on continuous format. |
| Power supply |
Built-in rechargeable battery (Appox. 4 hours of operation) AC adapter: Input AC100-240V / Output DC9V 1.4. |
| Dimensions/weight |
39 (H), 240 (W), 180(D)mm, approx.1kg. |
| Environmental requirement |
Temperature range: 0 to 40 degrees centigrade (operating); -10 to 50 degrees centigrade (storage) Humidity: 90%RH or below (no condensation). |
| Accessories |
Interface sub-board A (RS-232C/RS-422, 485) : 1 (already mounted); Cables (RS-232C / V.24 monitor, X.20 / 21 monitor, external signal I/O, serial AUX) : 1 each; AC adapter : 1 Carrying bag: 1; PC software(DOS program) FD : 1; Instruction manual : 1. |
