The Keysight (Agilent/HP) E1345A is a B-size, 1-slot, register-based VXI module containing a 16-channel low-offset reed relay multiplexer. It consists of the E1345-66201 component card and a detachable screw terminal block, designed for high-performance signal routing and scanning with Agilent/Keysight DMMs.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | VXIbus (Register-based) |
Physical
| Parameter | Value |
|---|---|
| Power Supply | +5 V @ 0.1 A, +12 V @ 0.08 A (VXI backplane draw) |
| Operating Temperature | 0 to 55 °C |
| Dimensions (W×H×D) | B-size, 1-slot VXI module |
General & Configuration
| Parameter | Value |
|---|---|
| Number of Channels | 16 channels (3-wire: High, Low, Guard) |
| Switching Configuration | 1 x 16 (3-wire), 2 independent 1 x 8 (3-wire), or 1 x 8 (6-wire) |
| Relay Type | Low thermal offset reed relay |
| Multiplexer Topology | Tree-switched common (High, Low, Guard) |
| VXI Module Size | B-size, 1-slot |
| VXI Programming Interface | Register-based |
| Component Card Part Number | E1345-66201 |
| Compatible Mainframes | Keysight/Agilent/HP B-size or C-size (with adapter) VXI mainframes |
| Functional Similarity | Similar to E1347A |
Signal Integrity & DC Performance
| Parameter | Value |
|---|---|
| Thermal EMF / Offset Voltage | < 4 µV |
| Signal Conditioning Support | Shunt/series signal conditioning elements |
Connectivity & Interface
| Parameter | Value |
|---|---|
| Terminal Block Connection Type | Screw terminal block |
Electrical Specifications
| Parameter | Value |
|---|---|
| Maximum Switching Voltage | 120 Vrms / 170 V peak |
| Maximum Switching Current | 100 mA |
| Maximum Carry Current | 1 A |
| Maximum Switching Power | 10 W / 10 VA |
| Bandwidth | 10 MHz |
Switching Characteristics
| Parameter | Value |
|---|---|
| Maximum Scan Speed | 30 channels/s |
| Relay Life (No Load) | 10^8 operations |
Technology
Reed Relay Multiplexer
Applications
Data Acquisition, High-Precision Signal Switching, Low-Thermal DMM Scanning
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