Agilent Technologies Agilent 3499A, User Manual

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Chapter 9 Specifications
44477A Form-C Relay Module
4
9
44477A Form-C Relay Module
INPUT CHARACTERISTICS
Total Channels:
7
Maximum Voltage:
Terminal-Terminal or
Terminal-Chassis: 250 V dc or ac rms,
350 V ac peak
Maximum Current:
Per Channel:
Per Module: 2 A, dc or ac rms
14 A, dc or ac rms
Maximum Power:
Per Channel:
Per Module: 60 W dc; 500 VA ac
420 W dc; 3500 VA ac
Maximum Overvoltage
Transients:
1400 V
pk
Thermal Offset:
< 3
µ
V per channel
Initial Closed Channel
Resistance:
< 1
Ω
Relay Life:
Dry Load of < 300 mA & < 10 V:
Maximum Rated Load: 10
8
10
5
Maximum Scan Rate:
a
a. Using the 44474A external increment & channel closed, display off.
43 Chans/sec
DC ISOLATION
Open Channel,
Channel-Channel:
(with 1 channel closed)
≤
(40
o
C, 60% RH):
≤
(40
o
C, 95% RH):
> 10
11 Ω
>10
9
Ω
Channel-Chassis:
(with 1 channel closed)
≤
(40
o
C, 60% RH):
≤
(40
o
C, 95% RH):
> 5 x 10
11 Ω
> 10
10 Ω