Black Box PCW22A-R4, PCW22A-R3 manual Specifications, Rxc

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CHAPTER 1: Specifications

1.0 Specifications

Protocol — Asynchronous: TTY (ASCII)

Bisynchronous: 2770, 2780, 3741, and 3780 (EBCDIC)

Ports — A: Asynchronous

B: Synchronous/bisynchronous

Speed — Up to 19.2 Kbps (each port independent)

Interface — RS-232 (both ports)

Connectors — (2) DB25 (female)

Flow Control — Asynchronous: X-ON/X-OFF or DTR/CTS interface lead (in DTE only) Synchronous/bisynchronous: standard BSC handshaking

Indicators	— Unit Power:	PWR	Power (LED mounted on Port B side)
	Each Port:	TXD	Transmit Data
		RXD	Receive Data
		RTS	Ready to Send
		CTS	Clear to Send
		DTR	Data Terminal Ready
		DSR	Data Send Ready
	Port A only:	CDA	Carrier Detect
	Port B only:	CDB	Carrier Detect (LED mounted on Port A side)
		TXC	Transmit Clock
		RXC	Receive Clock
Approvals	— CE

Power — 115 VAC, 50/60 Hz, 63 watts

(230 VAC model available upon request)

Size — 2.1"H x 11.5"W x 8.8"D (5.3 x 29.2 x 22.4 cm)

Weight — 3.5 lb. (1.6 kg)

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Contents Protocol Converter FCC Statement Protocol Converter A/S-2G Table of Contents Synchronous Device to Asynchronous Device Specifications RXCIntroduction Installation Unpacking and InspectionData Flow Control 2 SW2 Switch #4 on = SELF-DIAGNOSTICSData Terminal Ready DTR Signal Options Reconfigure Switch ModeReset Options 5 RS-232 PASS-THROUGH OptionsClear to Send CTS Signal Options Baud Rate OptionsModem or DIRECT-TO-TERMINAL Connection Preparing the A/S-2G for Connection to a Synchronous Device Carrier OptionsCable Requirement External or Internal Clocking Option Command PASS-THRU Operation Asynchronous Device to Synchronous DeviceUSE of Carriage Return a 2770/2780 Mode Flow ControlPresentation of Data from A/S-2G to Synchronous Device Verification of Data ReceptionLine Turnaround Data Flow A/S-2G to Synchronous Device NAK Echo CR LF Send block F Echo all but CR LF Data Flow A/S-2G to Synchronous Device Synchronous Device to Asynchronous Device Synchronous Input Data FormatEbcdic characters stripped Data Flow A/S-2G to Asynchronous Device Operation EOT Transparency Mode of Operation Installing or Replacing PromsConversions and Connections RS-232 Cable Chart GNDCode Conversions Special Conversions Printed Circuit Board Layout Printed Board Circuit LayoutPark Drive Lawrence, PA