| Scalar Attributes |
| Attribute name |
Data Type |
R/W Type |
Expert |
| Calib_source: set/query internal calibration source state, 0 - off, 1 - to channel 1, etc. |
DEV_LONG | READ_WRITE | No |
| Conf_capacitor: set feedback capacitor 0 - 100 pF, 1 - 3300 pF |
DEV_LONG | READ_WRITE | No |
| Conf_hv_max: set maximum allowable hv setting in volts |
DEV_LONG | READ_WRITE | No |
| Conf_intavg: the number of integrations to average per reading, 1 to 15 |
DEV_LONG | READ_WRITE | No |
| Conf_hv_set: set the external hv in volts |
DEV_LONG | READ_WRITE | No |
| Conf_monitor: thset the position function that is performed internally by the I404 and the signals that are put out on the analog voltage and frequency monitor 1 no position calculation 2 quadrant mode calculations 3 split mode calculations |
DEV_LONG | READ_WRITE | No |
| Conf_period: tthe integration period in seconds |
DEV_FLOAT | READ_WRITE | No |
| Conf_pos_polarity: set/query the polarity of the current readings used for the calculations 0 - +ve, 1 - -ve |
DEV_LONG | READ_WRITE | No |
| Conf_pos_threshold: set/query threshold (in per cent of full current scale in use) for data to be included in position calculations |
DEV_FLOAT | READ_WRITE | No |
| Conf_range: set/query a full scale current range in amps, integration period and capacitor selection are calculated by the I404 |
DEV_FLOAT | READ_WRITE | No |
| Conf_readavg: set/query the number of adc readings to be taken in each integration period |
DEV_LONG | READ_WRITE | No |
| Conf_resolution: set/query the number of bits of effective resolution, 16 - 20, the i404 calculates the number of integration periods and adc readings per integration |
DEV_LONG | READ_WRITE | No |
| Read_current1: query current reading of channel 1 |
DEV_FLOAT | READ | No |
| Read_current2: query current reading of channel 2 |
DEV_FLOAT | READ | No |
| Read_current3: query current reading of channel 3 |
DEV_FLOAT | READ | No |
| Read_current4: query current reading of channel 4 |
DEV_FLOAT | READ | No |
| Read_integrationtime: integration time used |
DEV_FLOAT | READ | No |
| Read_hv: read hv output sense |
DEV_FLOAT | READ | No |
| Read_position_x: perform position calculation in configured mode |
DEV_FLOAT | READ | No |
| Read_position_y: perform position calculation in configured mode |
DEV_FLOAT | READ | No |
| Syst_frequency: set/query the dominant noise frequency in Hz to be suppressed in the calibration routine, 50 or 60 Hz |
DEV_LONG | READ_WRITE | No |
| Syst_save: 0 do not go to safe state when disconnected, 1 - go to safe state when disconnected (hv off) |
DEV_LONG | READ_WRITE | No |
| Syst_serial: query the system serial number |
DEV_LONG | READ | No |
| Position_x: x-position, in standard P-3 coordinate frame |
DEV_FLOAT | READ | No |
| Position_y: y-position, in standard P-3 coordinate frame |
DEV_FLOAT | READ | No |
| Factor_x: position_x = read_position_x * factor_x |
DEV_FLOAT | READ_WRITE | No |
| Factor_y: position_y = read_position_y * factor_y |
DEV_FLOAT | READ_WRITE | No |