Yaskawa MEMOCON GL120 - Manual (Page 267)

4.4 Communications Modules
— 4-211 —
Table 4.88 Specification of Optical/Electrical Conversion Module
Items Specifications
Model Name O/E CONVERT
Model No. JAMSC-120NAH93500 (cascade connections with H-PCF cable)
JAMSC-120NAH93510 (cascade connections with quartz optical fiber cable)
JAMSC-120NAH93520 (duplex connections with H-PCF cable)
JAMSC-120NAH93530 (duplex connections with quartz optical fiber cable)
External
Dimensions
Width: 40.3 mm
Height: 130 mm
Depth: 103.9 mm
Approximate
Mass
300 g
Internal Current
Consumption
430 mA
Maximum
Heating Value
2.5 W
Hot Swapping
(Removal/
Insertion Under
Power)
Permitted
Mounting
Location
Any slot of any Rack.
Electrical Port
S ifi i
Relay Method Half duplex
Specifications
Topology
(Communications
Network)
Bus
Media (Transmission
Medium)
Coaxial cable (75 Ω )
Encoding Method Manchester code
Baud Rate Choose from 0.5, 1, 2, and 4 Mbps
Transmission Distance Transmission distance varies according to the
baud rate and specifications of coaxial cable. If,
for example, the baud rate is 4 Mbps and
12C-5AF Coaxial Cable is used, it is possible to
transmit up to 1 km max.
Number of Stations 32 stations max. A maximum of 32 PC Link or
Remote I/O Driver and Receiver Modules can be
connected (including the local station). The
electrical port of the Optical/Electrical Conversion
Module should be the end station.
Communications Format Conforms to HDLC
Maximum Packet Length 256 words (16-bit words)
Max. Preamble Loss
3.5 bits per station
Max. Transmission
Delay
3.5 bits per station
Insulation Method Pulse transformer
Connector BNC connector
Model: BNC-P-3-Ni-CAu (description: BNC-P-3)
Terminator Built-in (75 Ω)
4