Connect Tech JB2, JB0, JB1, JB3 user manual DB-37 cable connector pinouts

4-6		Chapter 4: Appendices – Connectors/Pinouts
	Table 2: DB-37 cable connector pinouts
		Pin	Port	RS-232		RS-485/422
		No.	No.	Signal	Direction	Signal	Direction
		1	1	SG	signal gnd	SR	signal ref
		2	1	DTR	output	TxD-	output
		3	1	TxD	output	TxD+	output
		4	1	RxD	input	RxD-	input
		5	1	DCD	input	RxD+	input
		6		unused		unused
		7	3	RI	input	RTS-	output
		8	3	CTS	input	CTS+	input
		9	3	RTS	output	RTS+	output
		10	3	DSR	input	CTS-	input
		11	4	RI	input	RTS-	output
		12	4	CTS	input	CTS+	input
		13	4	RTS	output	RTS+	output
		14	4	DSR	input	CTS-	input
		15	2	SG	signal gnd	SR	signal ref
		16	2	DTR	output	TxD-	output
		17	2	TxD	output	TxD+	output
		18	2	RxD	input	RxD-	input
		19	2	DCD	input	RxD+	input
		20	1	RI	input	RTS-	output
		21	1	CTS	input	CTS+	input
		22	1	RTS	output	RTS+	output
		23	1	DSR	input	CTS-	input
		24	3	SG	signal gnd	SR	signal ref
		25	3	DTR	output	TxD-	output
		26	3	TxD	output	TxD+	output
		27	3	RxD	input	RxD-	input
		28	3	DCD	input	RxD+	input
		29	4	SG	signal gnd	SR	signal ref
		30	4	DTR	output	TxD-	output
		31	4	TxD	output	TxD+	output
		32	4	RxD	input	RxD-	input
		33	4	DCD	input	RxD+	input
		34	2	RI	input	RTS-	output
		35	2	CTS	input	CTS+	input
		36	2	RTS	output	RTS+	output
		37	2	DSR	input	CTS-	input
		Cable Part Number: CAB04DX

Titan/cPCI User’s Manual, ver. 0.00