Waters ACQUITY Isocratic Solvent Manager, Overview And Maintenance Manual, Page: 155 / 160

Input/output specifications
September 26, 2013, 715004208 Rev. A 155
Input/output specifications
The following table lists the input and output specifications for the ISM.
Performance specifications
ISM
The following table lists the performance specifications for the ISM.
d. Moisture Protection – Normal (IPX0) – IPX0 means that no Ingress Protection against any
type of dripping or sprayed water exists. The “X” is a placeholder that identifies protection
against dust, if applicable.
Input and output specifications:
Attribute Specification
Gradient start Maximum input voltage: ±30 VDC
Logic High:
≥ 3.0 VDC
Logic Low: ≤ 1.9 VDC
Minimum pulse width: 100 msec
Stop flow Maximum input voltage: ±30 VDC
Logic High:
≥
3.0 VDC
Logic Low:
≤
1.9 VDC
Minimum pulse width: 100 msec
ISM performance specifications:
Item Specification
Priming Automated priming at flow rates of
4 mL/min.
Check valves Primary and accumulator check valves
are passive
Vent valve Automated vent valve for priming and
automated leak testing
Number of solvents One