Specifications

Appendix A
HP E1355A, E1356A, E1357A, E1358A
Specifications
HP E1355A/E1356A Relay Strain Gage Multiplexer
HP E1357A/E1358A FET Strain Gage Multiplexer
Maximum Voltage:
Terminal to Terminal or
Terminal to Chassis: 120V dc or
AC RMS; 170V peak
Maximum Current per Channel:
50 mA (non-inductive)
Maximum Power per Channel: 1VA
Thermal Offset per Channel:
<4 µV (differential High to Low)
Closed Channel Resistance:
100Ω ±10% (the value of the
protection resistor)
Input Impedance:
Insulation Resistance (Between any
two points):
>10
9
Ω (at 40°C, 65% RH)
Closed Channel Capacitance
(@10 kHz):
High to Low: <150 pf
Low to Guard; <150 pf
Guard to Chassis: <2000 pf
Relay Life:
@No Load: 10
8
Operations
@Rated Load: 10
7
Operations
Bandwidth (-3 dB):
Z(source) = Z(load) = 50Ω (Protec-
tion resistors shorted) >10 MHz
Channel-Channel Crosstalk
(Typical ) (50Ω Source & Load):
1 kHz -80dB
10 kHz -80 dB
100 kHz -80 dB
1 MHz -60 dB
10 MHz -40 dB
Protection resistors shorted and Low
and Guard tied to chassis
Screw Terminal Wire Size:
16 AWG Max, 26 AWG Min
Module Size/Device Type:
B, register-based
Connectors Used: P1
Number of Slots: 1
VXIbus Interface Capability:
Interrupter, D16
Interrupt Level: 1-7, selectable
Power Requirements:
Voltage: +5V +12V
Peak module
current, IPM (A): 0.53 0.13
Dynamic module
current, IDM (A): 0.01 0.01
Strain Gage Excitation:
Maximum excitation voltage, +5.4 V
Watts/Slot: 1
Cooling/Slot:
0.02 mm H
2
O @ 0.10 liter/sec
Humidity: 65% 0° to 40°C
Operating Temperature:
0° to 55°C
Storage Temperature:
-40° to 75°C
EMC, RFI, Safety:
meets FTZ 1046/1984, CSA 556B,
IEC 348, UL 1244
Net Weight (kg): 0.9
Appendix A HP E1355A, E1356A, E1357A, E1358A Specifications 101
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