| Inputs |
|
|
| Calibration |
|
Automatic digital by use of keypad and 1 (or 2) known weights. Manual calibration can also be selected |
| Auto Tare |
|
By pressing keys ’;>’; and then ’;R’; display will zero. Auto tare value can also be viewed and manually changed if required. Auto tare value is retained on powerdown. |
| Sensitivity |
|
Preset via DIL switches between 0.5 to 200mV/V |
| Excitation |
|
10V DC nominal, 150mA maximum |
| Compensation |
|
By ± sense wires to compensate for cable, connection volt drops and any variation in 10V supply |
| Accuracy |
|
90 days ± 0.08% of reading ± 0.05% of FS typical |
| Drift |
|
0.002%ºC typical @ 2.5mV/V |
| DC Analogue Outputs |
| DC Voltage |
|
0 to 5V, 0 to 10V, -10 to +10V, Max Current out 50mA |
| DC Current |
|
0 to 1mA, 0 to 20mA, 4 to 20mA, Max Current out 50mA |
| Inputs |
| Accuracy |
|
typical ± 0.08% of output, ± 0.08%FSD |
| Resolution |
|
as display resolution, max 15 bits |
| Calibration |
|
by 15-turn pre sets for gain and offset |
| Inversion |
|
By keypad value |
| Isolation |
|
±130V RMS or DC max to analogue input or to any other port |
| Ranging |
|
Fully keypad scalable over desired display range |
| PID |
|
Power level, when selected = 12 bit resolution output |
| Communication Port CP Operation |
| All display data can be accessed via the communications port along with relay, PID power and EEPROM status. All user configurable data can be changed including EEPROM enable/disable and relay reset (address code cannot be changed). |
| Type |
|
Details |
| RS485/422 |
|
For up to 32 instruments on 1 bus, 4 wire |
| 20mA |
|
For up to 25 instruments per interface, 4 wire |
| Cable Length |
|
1km (depending on baud rate) |
| Baud Rates |
|
300, 600, 1200, 2400, 4800, 9600 (19200 MANTRABUS only) |
| Electrical Isolation |
|
±130V RMS or DC max to analogue input or any other port |
| Formats |
|
MODBUS RTU, MANTRABUS and printer output |
| Alarm / Control Outputs |
| SPCO |
|
1 relay on SP1, 2 relays on SP1& 2 |
| DPCO |
|
1 relay on SP1 |
| Relays |
|
230V at 5A AC resistive |
| Isolation |
|
±130V RMS |
| Keypad Programmable Options |
|
Hysteresis, Latching, Output Inversion, Delay Times, PID values and Time Proportioning. |
| Power Supplies |
| 220V-230V AC 50-60Hz 10W, 110V-120V AC 50-60Hz 10W, 9-32V DC 10W isolated |
| Base ADW15 |
| Displays |
|
7 segment LED 4.5 digit 10mm.3 x 3mm LED’;s 2 for relay status, 1 for program and hold indication. |
| Controls |
| 4 membrane panel keys with tactile feedback. 1 scroll key to view/update parameter. 1 digit select key. 1 digit increment key. 1 reset key. Keypad disable by internal links behind front panel. Hold function by digit select key when in input mode. |
| Data Retention/Protection |
| Retention |
|
10 years for set up values, minimum of 100,000 write cycles |
| Protection of Data Function(s) |
|
Watchdog timer giving repeat auto resets. Impending power detection and hold off. Keypad security and time out. |
| Physical |
| Case Material |
|
Grey Noryl, flame retardant |
| Environmental |
| Storage temperature |
|
-20 to +70ºC |
| Operating temperature |
|
-10 to 50ºC |
| Relative humidity |
|
95% maximum non condensing |
| CE Environmental Approvals |
|
European EMC Directive 2004/108/EC, Low Voltage Directive 2006/95/EC |