Switch/Load Unit And Card Specifications A
E6198B Switch/Load Unit User Manual A-7
Agilent E6178B 8-Channel Heavy Duty Load Card Specifications
Parameter Specification
Path resistance from power bus to load card
connect
0.030 Ω typical, 0.075 Ω maximum
(Exclusive of load with factory installed fuse.)
Load path relay operate/release time 15/10 msec typical, 20 cps max w/o load, 6 cpm max
w/rated load
Peak Voltage to Earth 60 V continuous
500 V maximum transient, non-switching (delays to
<60V in 200mS)
Load Carry Current (continuous) 30 A maximum
Load Transient Peak Current (non-switched) 200 A maximum, <100 mS, <2% duty cycle
(Exclusive of load with factory installed fuse.)
Load Transient Peak Current (switched) 120 A maximum, <10 mS, 14 Vdc (resistive)
Power Bus Carry Current (continuous) 30 A maximum
Load Switching Power 500 W max @ 25Vdc max. resistive load;
100 W max @ 40Vdc max. resistive load
Load Switching Voltage 40 V max, V*I not to exceed Load Switching Power
(Exclusive of load with factory installed fuse.)
Current Sense Accuracy Gain + Linearity accuracy: 1.2% maximum
Zero Current Offset:
0.1 A typical, when zero offset is adjusted per user
manual.
0.3 A typical, no zero offset adjustment.
Cycle Lifetime (Relay) Mechanical 10
7
Cycles minimum
Cycle Lifetime (Relay) at rated power 10
5
Cycles minimum
Switched @ 40 A, 14 Vdc resistive load
Auxiliary Relay Drive Requirements (via P3) Channel Relays:
150 mA max. Requires low side driver @ +12 Vdc
Current Monitor Relays:
15 mA max. Requires low side driver @ +12 Vdc
Factory Installed Fuse Bussman MDL-30, DO NOT SUBSTITUTE
Maximum Current Consumption 0.3 A at 5 V
1.5 A at 12 V
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