Hitachi LQE050, Hardware Manual

Page: 21 / 53

2 SPECIFICATIONS
2-2
2.1 Usage
The CPU link module is used to transfer I/O image data between CPUs.
2.2 Specifications
Table 2-1 CPU Link Module Specification
Item Specifications
Module type LQE050
Number of CPU link modules
mounted Up to 2/CPU (main link and sublink)
Number of CPUs linked Up to 16/link line (main links and sublinks)
Data transfer area (*1) G000 to GFFF (4,096 locations)
Data output area Up to 1,024 locations/CPU (must be unique across all CPUs)
Characteristic impedance: 150
Ω
(at 500 kHz)
Attenuation: 8.5dB/km (at 500 kHz)
Recommended cable type: CO-EV-SX 1P
×
0.75mm
2
Hitachi Cable, Ltd.
Terminal register: 150
Ω
Total extension
of up to 1 km
Characteristic impedance: 150
Ω
(at 500 kHz)
Attenuation: 7.8dB/km (at 500 kHz)
Recommended cable type: CO-EV-SB 1P
×
0.3mm
2
Hitachi Cable, Ltd.
Terminal register: 150
Ω
Total extension
of up to 600 m
Characteristic impedance: 100
Ω
(at 500 kHz)
Attenuation: 12dB/km (at 500 kHz)
Recommended cable type: CO-SPEV-SB 1P
×
0.5mm
2
Hitachi Cable, Ltd.
Terminal register: 100
Ω
Total extension
of up to 300 m
Characteristic impedance: 100
Ω
(at 500 kHz)
Attenuation: 17dB/km (at 500 kHz)
Recommended cable type: CO-SPEV-SB 1P
×
0.3mm
2
Hitachi Cable, Ltd.
Terminal register: 100
Ω
Link cable (*2)
Terminal block 18-point terminal block connectors (M3 screws)
(*1) The main links and the sublinks share the data transfer area.
(*2) Use only one type of cable to wire each line. Use of different types of cable in a single CPU link line may cause
invalid data to be transmitted or received or cause communication errors.