Comparison of Multiparameter Systems

MPA-3 MPA4 MPA4T MPA4-1
MPA-3 MPA4 MPA4T MCA4A-MPA
PC Bus PCI USB 2.0 USB 2.0 USB 3.0
input channels 2, 4 4, 8 4, 8 2, 4
dependent groups yes yes yes no
RTC resolution 100 ns 6.4 ns 6.4 ns 8 ns
RTC reset input yes yes yes yes
external RTC clock yes no no yes
max. rate / channel 350 kHz 350 kHz 350 kHz 1 MHz
ADCs required yes yes yes no
SVA mode yes yes yes yes
TDCs possible yes yes yes no
ADC Gating yes yes yes yes
MCS mode no no yes yes
MCS channels - - 5(6) 2
MCS resolution - - 100 psec 1 ch 30 ns / 2 ch 50 ns
max MCS rate - - ~10 MHz cont. / 10 GHz burst 400 MHz
combined MCS and PHA - - yes no
tag bits via ADC ports yes yes yes no
extra tag bits - - 16 8
tag bit time resolution - - 6.4 ns 2.5 μsec
Digital I/O ports 8 8 8 8
GO-line yes yes yes yes
Aux inputs 2 2 2 -
Reject input 1 1 1 1 per ADC (=Gate)
Scaler option 12 (ISA card MS-12) 8 Scalers 8 Scalers 8 Scalers