High-Density Multiconfiguration Matrix Switch Modules
Crosstalk, typical (50 Ω termination) – channel-to-channel
NI 2531
10 kHz........................................... <-70 dB
Specifications
Specifications subject to change without notice. Visit ni.com/manuals for the
latest full specifications.
100 kHz......................................... <-70 dB
1 MHz........................................... <-58 dB
10 MHz......................................... <-38 dB
Input Characteristics
All input characteristics are DC, AC , or a combination, unless otherwise specified.
pk
Maximum switching voltage
NI 2532
NI 2531
10 kHz........................................... <-89 dB
100 kHz......................................... <-73 dB
1 MHz........................................... <-54 dB
10 MHz......................................... <-36 dB
Isolation, typical (50 Ω termination) – open channel
10 kHz ............................................... >91 dB
100 kHz ............................................. >71 dB
1 MHz................................................ >51 dB
10 MHz.............................................. >32 dB
Channel-to-ground ....................... 60 V
Channel-to-channel...................... 60 V, CAT I
NI 2532
Channel-to-ground ....................... 100 V
Channel-to-channel...................... 100 V, CAT I
Maximum switching current............. 2 A
Maximum switching current............. 0.5 A (per channel)
Maximum carry current .................... 0.5 A (per channel)
Maximum switching power.............. 10 W (per channel)
DC path resistance
Dynamic Characteristics
Maximum cycle speed .......................... 2000 cycles/s
Relay operate time................................ 0.25 ms
Release time ......................................... 0.25 ms
Simultaneous drive limit....................... 40 relays
Expected relay life
Initial................................................. <1 Ω
End of life.......................................... >2 Ω
Open channel.................................... >1 GΩ
Transfer Characteristics
Thermal EMF
Mechanical....................................... 109 cycles
1-wire................................................ <50 μV
2-wire................................................ <20 μV
NI-2531 bandwidth, typical
Electrical (resistive)
10 V, 100 mA..................................... 108 cycles
25 V, 400 mA..................................... 5x106 cycles
60 V, 160 mA..................................... 106 cycles
Module.............................................. 20 MHz
TB-2648 (4x128)................................ 10 MHz
TB-2649 (Dual 4x64) ......................... 11 MHz
TB-2650 (8x64).................................. 11 MHz
TB-2651 (Dual 8x32) ......................... 14 MHz
NI-2532 bandwidth, typical
Physical
Relay type.............................................. Reed
Relay contact material.......................... Rhodium
Dimensions............................................ 10 by 16 cm (3.9 by 6.3 in.)
single-slot, 3U
Module.............................................. 30 MHz
TB-2640 (4x128)................................ 10 MHz
TB-2643 (Dual 4x64) ......................... 11 MHz
TB-2641 (8x64).................................. 9 MHz
TB-2644 (Dual 8x32) ......................... 12 MHz
Environment
Operating temperature.......................... 0 to 55 °C
Storage temperature............................. -20 to 70 °C
Relative humidity .................................. 5 to 85% noncondensing
Pollution degree....................................
Approved at altitudes up to 2,000 m.
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NI [ National Instruments ]
