Knick Stratos Pro A401B PH, User Manual

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Specifications
Limit values Rel1/Rel2 Rel1/Rel2 contacts, floating, but inter-connected
Contact ratings
AC < 250 V / < 3 A / < 750 VA
DC < 30 V / < 3 A / < 90 W
Contact response * N/C or N/O
Response delay * 0000 ... 9999 s
Setpoints
*
As desired within range
Hysteresis * User-defined
PID process controller Output via Rel1/Rel2 relay contacts (see limit values)
Setpoint specification* Within selected range
Neutral zone * Max. 50 % of selected range
Proportional action* Controller gain Kp: 0010 ... 9999 %
Integral action* Reset time tr: 0000 ... 9999 s (0000 s = no integral action)
Derivative action* Rate time td: 0000 ... 9999 s (0000 s = no derivative action)
Controller type * Pulse length controller or pulse frequency controller
Pulse period
*
0001 ... 0600 s, min. ON time 0.5 s (pulse length controller)
Max. pulse frequency * 0001 ... 0180 min –1 (pulse frequency controller)
Real-time clock
Different time and date formats selectable
Power reserve > 5 days
Display LC display, 7-segment with icons, colored backlighting
Main display Character height approx. 22 mm, unit symbols approx. 14 mm
Secondary display Character height approx. 10 mm
Text line 14 characters, 14 segments
Sensoface 3 status indicators (friendly, neutral, sad face)
Mode Indicators meas, cal, conf, diag
Further icons for configuration and messages
Alarm indication Display blinks, red backlighting