| INPUTS |
| Analogue: | 3 x Independently controlled trip (open) and close coil current inputs. |
| | 3 x Resistive (linear or rotary) travel transducer inputs. |
| | 9 x User configurable 0 - 10V DC or 0 - 200mV DC inputs (e.g. for pressure transducers, dynamic timing), selected via input sockets. |
| | 1 x 0 - 200mV or 0 - 10V (e.g. AC / DC clip on current probe). |
| Analogue Accuracy: | <0.5% of fullscale. |
| Digital: | 24 x Contact status inputs providing timing of up to 4 main contacts and 4 resistive contacts per phase (dry contacts). |
| | 7 x User configurable inputs for contact timing (24 - 250V DC). |
| | 1 x Dedicated trigger channel for cross-triggerring or remote operation. |
| Resistive Contact Range: | 15 - 10,000 ohms. |
| Digital Resolution: | 100µSec. |
| Connectors: | 4mm safety socket. |
| OUTPUTS | |
| Coil Operation: | Solid state outputs for trip (open) and close. |
| Coil Peak Current: | 5A (accuracy 2.5mA) or 30A (accuracy 15mA) AC/DC measurement ranges selectable via input sockets. Other measurement ranges possible via optional external shunt; for example 50A Peak (up to 75mS duration) or 100A Peak (up to 50mS duration). |
| Coil Max. Voltage: | 400V peak. |
| AC Voltage Source: | Software controlled AC power supply - Customer specified rating. |
| DC Voltage Source: | Software controlled DC power supply - Customer specified rating. |
| Battery: | 6 x Isolated and floating 20A DC constant current battery sources for dynamic breaker timing. |
| Batt. Characteristics: | Charging time from fully discharged state 8 hours. |
| | Recharge time for a single discharge 100 seconds. |
| Batt. Accuracy: | ±0.5%, 100ppm/ºC. |
| Batt. Drive Capability: | 0.0 to 0.5 ohm load. |
| Power: | 24V DC general purpose (e.g. loop powered pressure transducers) supply rated for up to 200mA DC. |
| Cross-Trigger: | 1 x internally wetted relay contact for cross-triggerring or remote operation. |
| Communication: | Ethernet to optional remote PC. |
| Alarm: | 1 x volt-free relay contact. |
| RECORDING | |
| Resolution: | 12 bit A/D (1:4096). |
| Sampling Rate: | 10 kHz |
| Recording Time: | Selectable up to 100 seconds |
| Synchronisation: | All inputs sampled simultaneously. |
| Start trigger: | Coil current or selectable on any analogue / digital input. |
| GENERAL SYSTEM | |
Removable USB Flash-Disk. Internally housed 3½” 1.44Mbyte floppy disk drive and EIDE hard disk drive.
PS2 sockets for external keyboard with built in trackball. VGA port for external screen. Parallel printer port.
1 x Front panel & 1 x rear panel USB ports. RJ45 network port. 256MB RAM.
Windows™ Operating System. All standard Windows Centronics or USB printers supported.
Safety keyswitch to enable/disable coil operation and constant current battery operation. |
| REAL-TIME CLOCK | |
| Range: | Time, date, leap year and day of the year with internal battery backup. |
| Resolution: | 100mSec. |
| PROGRAMMING - SETTABLE PARAMETERS |
| User strings: | Site name, breaker number, breaker type, line name, operator name and 15 user configurable. |
| Test times: | Close, Open, Trip Free, Close-Open, Open Close, Open-Close-Open. |
| Coil operate times: | Initial delay, trip coil “on-time”, close coil “on-time”, delay time between closing and opening, delay time between opening and closing. |
| Analogue channels: | Input name, fullscale value, units. |
| Digital channels: | Input name. |
| Datum points: | Velocity calculation points on travel (speed) curve. |
| Test Report: | Fully customer specified content, layout & wording. |
| COMPUTED RESULTS |
Up to a sequence of 3 operations detailing 3-phase information:
Peak coil current, operate times and operate time spread (main/resistive), on time, dead time, datum velocity, velocity at contact touch, stroke, contact length (main/resistive), contact separation, travel overshoot and rebound.
Acceleration and velocity:
Graphical traces derived for each measured travel input with cursor measurement. |
| ENVIRONMENTAL |
Operating Temperature: | -20ºC to +60ºC (-4ºF to +140ºF) |  |
| Humidity: | 0 to 97% RH non-condensing. |
| Isolation: | 2kV rms for 1 minute (channel to channel, channel to earth). |
Surge Withstand Transient: | To IEC 801-5. 1.2/50mS. Common Mode: Severity level class 4. Series Mode: Severity level class 3. |
| Fast Transient Burst: | To IEC 801-4 level 3. |
| RFI Immunity: | To IEC801-3 level 3. 10V/m 26-1000MHz. |
| Emissions: | To EN50081-1: 1992. |
| MECHANICAL DETAILS | |
| Enclosure: | Free standing cubicle on wheels with 34U high 19” panel mounts / fixings. |
| Dimensions: | Height 1652mm (including wheels), Width 553mm, Depth 600mm. |
| Ventilation: | Fan assisted. |
| DUE TO CONTINUING DEVELOPMENT AND IMPROVEMENTS WEIS RESERVES THE RIGHT TO CHANGE THIS SPECIFICATION WITHOUT NOTICE Windows is a trademark for Microsoft Inc. |
