Channel control and expansion – Measurement Computing Personal Daq rev.6.0 User Manual
Page 99
Personal Daq User’s Manual
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Signal Management 5-3
Channel Control and Expansion
In a Personal Daq system, the quantities and types of Personal Daqs used, as well as the types and
quantities of PDQ expansion cards used, determines the system’s channel capacity. Up to 100 Personal
Daqs can be used with one host PC.
Total channel capacity of a Personal Daq system can be calculated from the following tables:
Channel Capacities for Various Personal Daq Setups
Personal Daq/54
Volts Inputs
TC Inputs
Digital I/O
Freq/Pulse Inputs
Personal Daq/54
----
No Expansion
----
5 DE, or 10 SE
5 DE
---- N/A ----
---- N/A ----
Personal Daq/55 Systems
Volts Inputs
TC Inputs
Digital I/O
Freq/Pulse Inputs
Personal Daq/55
5 DE, or 10 SE
5 DE
8
2
Personal Daq/55 with PDQ1
15 DE, or 30 SE
15 DE
24
2
Personal Daq/55 with PDQ2
25 DE, or 50 SE
25 DE
8
2
Personal Daq/56 Systems
Volts Inputs
TC Inputs
Digital I/O
Freq/Pulse Inputs
Personal Daq/56
10 DE, or 20 SE
10 DE
16
4
Personal Daq/56 with PDQ1
20 DE, or 40 SE
20 DE
32
4
Personal Daq/56 with PDQ2
30 DE, or 60 SE
30 DE
16
4
DE = Differential Mode, SE = Single-Ended Mode