V Series Operating Instructions 5 - 5
Module Configuration Module Status Dialog
5.1.5 V 12/V 21 V Hub Module Limitations 
The integrated and/or external V Hub houses the VPS and the additional modules for the V 12/V 21 
to monitor the patient parameters. TABLE 5-1 lists the number of V Hubs a monitor utilizes while 
monitoring a patient.
NOTE: Additional V Hubs may be physically connected, but only the maximum 
number listed in TABLE 5-1 will function. 
5.1.6 V 12/V 21 Module Limitations
There are limits to the number of modules and the types of modules an individual V 12/V 21 may 
have in effect while monitoring a patient. TABLE 5-2 lists the maximum number of modules a monitor 
utilizes while monitoring a patient. 
NOTE: Additional modules may be physically connected, but only the 
maximum number listed in TABLE 5-2 will function.
CAUTION: The V 12 only: A VPS should not be installed into a V Hub connected to a 
V Dock.
TABLE 5-1
UNIT MAXIMUM NUMBER OF ACTIVE V HUBS
V 12 2 external V Hubs, 1 integrated V Hub
V 21 3 external V Hubs
TABLE 5-2
UNIT MAXIMUM NUMBER OF ACTIVE MODULES
VPS 1
Recorder 1
CO
2
1
Temperature 2
CO 1
IBP 3
VDI 5 (2 can be DIAP, 1 Edwards, 1 Covidien INVOS5100C 
monitor, 1 Gas Module 3)
NOTE: Afteryou change the VDI modes of three VDI modules before 
selecting Accept, if you attempt to configure the VDI mode of a 
fourth VDI module, the message, “Warning: Only three VDI modules 
can be re-configured at a time.” displays. This message occurs 
whether the module is turned On or Off.