Campbell Scientific PVS4151C PVS4100/4120/4150 Portable Automatic Samplers - Page 20

Controller Specifications, TABLE 1-7.

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Section 1. Product Overview 1.3.4 Controller Specifications TABLE 1-7. Controller Specifications Feature START DELAY SAMPLE INITIATION PROGRAM TYPE CLOCK PINCH VALVE PURGE CYCLE SUCTION CYCLE ALARM OUTPUTS STATUS OUTPUTS DIRECT FUNCTION KEYS AVAILABLE DISPLAYS AUTOMATIC DISPLAYS Function Disabled Time/Day Pulse Count 4-20mA External Contact Level Control Disabled Interval Time Pulse Count 4-20mA External Contact Composite Multi-Composite Consecutive Daily Cycle Timed Step Real Time Clock Sample release Draw and purge time Variable Vacuum Independent Independent Manual Sample Manual Purge Manual Bottle Advance Restart Real-Time Clock Process Timing Process Totals Pulse Counting Event Response Multi-Level Descriptions Flashing Text Container Full Fault Power Interrupt - Program Resumed Alternating Time Stamp Cycle(s) Abandoned Capability No start delay. Adjustable, up to 1 week in advance. Adjustable, up to 9,999,999. Adjustable, up to 9,999,999 (4-20mA = 0-100 Pulses/min). Momentary, 25 millisecond dry contact closure. Adjustable up to 99 second contact duration. No sample initiation. Adjustable up to 999 hours, 99 minutes Adjustable, up to 9,999,999. Adjustable, up to 9,999,999 (4-20mA = 0-100 Pulses/min). Momentary, 25 millisecond dry contact closure. Terminate after up to 9,999,999 samples. Adjustable, up to 99 cycles per bottle. Adjustable, up to 9 bottles per cycle. Adjustable, up to 9 bottles per day. Adjustable, up to 99 hours, 99 minutes per step. Real time operating system. Adjustable, normally open / normally closed. Adjustable, 1 to 99 seconds. Adjusts automatically to double the value of the purge time setting or until liquid contacts level electrode in metering chamber. System pressure range is -14 psi to +20 psi, which can be shown on the Optional Pressure Gauge. Container Full (Latched. Any key resets. NPN*) Sample Fault (Latched. Any key resets. NPN*) Cycle Abandoned (Pulsed. NPN*) *NPN (sinking) - see Technical Appendix for details. Sample Taken (DC relay driver, sinking) Samples manually when pressed twice. Does not interrupt program. Purges system during second press as long as button is pressed. Moves distributor arm to next bottle. Re-initiates program when pressed twice. Elapsed, remaining. Internal/external. With time stamp. Sample program complete. Program not completed. 1-12

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Section 1.
Product Overview
1-12
1.3.4 Controller Specifications
TABLE 1-7.
Controller Specifications
Feature
Function
Capability
START DELAY
Disabled
No start delay.
Time/Day
Adjustable, up to 1 week in advance.
Pulse Count
Adjustable, up to 9,999,999.
4-20mA
Adjustable, up to 9,999,999 (4-20mA = 0-100 Pulses/min).
External Contact
Momentary, 25 millisecond dry contact closure.
Level Control
Adjustable up to 99 second contact duration.
SAMPLE INITIATION
Disabled
No sample initiation.
Interval Time
Adjustable up to 999 hours, 99 minutes
Pulse Count
Adjustable, up to 9,999,999.
4-20mA
Adjustable, up to 9,999,999 (4-20mA = 0-100 Pulses/min).
External Contact
Momentary, 25 millisecond dry contact closure.
PROGRAM TYPE
Composite
Terminate after up to 9,999,999 samples.
Multi-Composite
Adjustable, up to 99 cycles per bottle.
Consecutive
Adjustable, up to 9 bottles per cycle.
Daily Cycle
Adjustable, up to 9 bottles per day.
Timed Step
Adjustable, up to 99 hours, 99 minutes per step.
CLOCK
Real Time Clock
Real time operating system.
PINCH VALVE
Sample release
Adjustable, normally open / normally closed.
PURGE CYCLE
Draw and purge time
Adjustable, 1 to 99 seconds.
SUCTION CYCLE
Variable
Adjusts automatically to double the value of the purge time setting or
until liquid contacts level electrode in metering chamber.
Vacuum
System pressure range is -14 psi to +20 psi, which can be shown on
the Optional Pressure Gauge.
ALARM OUTPUTS
Independent
Container Full (Latched. Any key resets. NPN*)
Sample Fault (Latched. Any key resets. NPN*)
Cycle Abandoned (Pulsed. NPN*)
*NPN (sinking) – see Technical Appendix for details.
STATUS OUTPUTS
Independent
Sample Taken (DC relay driver, sinking)
DIRECT FUNCTION
KEYS
Manual Sample
Samples manually when pressed twice. Does not interrupt program.
Manual Purge
Purges system during second press as long as button is pressed.
Manual Bottle Advance
Moves distributor arm to next bottle.
Restart
Re-initiates program when pressed twice.
AVAILABLE
DISPLAYS
Real-Time Clock
Process Timing
Elapsed, remaining.
Process Totals
Pulse Counting
Internal/external.
Event Response
With time stamp.
Multi-Level
Descriptions
Flashing Text
AUTOMATIC
DISPLAYS
Container Full
Sample program complete.
Fault
Program not completed.
Power Interrupt –
Program Resumed
Alternating Time Stamp
Cycle(s) Abandoned