Keysight Technologies Agilent U2802a Thermocouple Box 10 kS/s U2802A OPT ABD Hoja De Datos
Los códigos de productos
U2802A OPT ABD
66
Product specifi cations
Model
U2751A
Without U2922A terminal block
With U2922A terminal block
Channels/confi guration
4 × 8, 2-wire
Switch type
Armature latching
Input characteristics (per channel)
Max working voltage
[1]
• Standalone
• Modular (Used with U2781A)
• Modular (Used with U2781A)
42 VDC/35 Vrms
180 VDC/180 Vrms
Max transient voltage
300 Vrms
Max current
• Switch
• Switch
current
• Carry
current
2 A
2 A
2 A
Power (W, VA)
[2]
60 W, 62.5 VA
Volt-Hertz limit
108
General specifi cation
Thermal emf (differential)
< 3 μV
Initial closed channel resistance
< 1.5 Ω
DC isolation (ch-ch, ch-earth)
> 10 GΩ
AC characteristics
Bandwidth
[3]
45 MHz
30 MHz
Insertion loss
• 100
• 100
kHz
• 1
MHz
• 10
MHz
• 45
MHz
0.2 dB
0.3 dB
0.3 dB
< 2 dB
< 3 dB
< 3 dB
0.2 dB
0.3 dB
< 2 dB
< 4.5 dB
0.3 dB
< 2 dB
< 4.5 dB
Capacitance
• HI-LO
• LO-Earth
• HI-LO
• LO-Earth
55 pF
35 pF
35 pF
85 pF
45 pF
45 pF
Crosstalk at terminal block (ch-ch)
[3]
• 300
kHz
• 1
MHz
• 20
MHz
• 45
MHz
–70 dB
–60 dB
–35 dB
–30 dB
–60 dB
–35 dB
–30 dB
General characteristics
Relay life, typical
• No
• No
load
• 10 V, 100 mA
• Related
• Related
load
100 M
10 M
100 k
Open/close time
4 ms/4 ms
[1]
DC or AC rms, channel-to-channel or channel-to-earth.
[2]
Limited to 6 W channel resistance power loss per module.
[3]
50 Ω source, 50 Ω load, differential measurements verifi ed with a 4-port network analyzer (Sdd21).