Starcom URC1A

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Features
- LED indication of each relay.
- 24v or 48v operation.
- Prewired mountings available.
Option switch settings

Set each relay for 24 or 48vdc operation using the dip switch located in the center of the URC1A. Refer to the following table.

OPTION SWITCH SETTINGS
RELAY
NUMBER SWITCH
NUMBER OPERATING
VOLTAGE SWITCH
SETTING

1 1 24 ON

48 OFF

2 2 24 ON

48 OFF

3 3 24 ON

48 OFF

4 4 24 ON

48 OFF

**OPTION SWITCH SETTINGS**
RELAY NUMBER	SWITCH NUMBER	OPERATING VOLTAGE	SWITCH SETTING
1	1	24	ON
48	OFF
2	2	24	ON
48	OFF
3	3	24	ON
48	OFF
4	4	24	ON
48	OFF

Connections

All 4 of the relays have 4 sets of form C contacts. Use the following table for wiring.

CONNECTION TABLE FOR 56-PIN EDGE CONNECTOR
RELAY CONTACT
SET COMMON NORMALLY
OPEN NORMALLY
CLOSED COIL
+ COIL
-

1 1 45 43 47 56 55

2 46 44 48

3 51 49 53

4 52 50 54

2 1 31 29 33 42 41

2 32 30 34

3 37 35 39

4 38 36 40

3 1 17 15 19 28 27

2 18 16 20

3 23 21 25

4 24 22 26

4 1 3 1 5 14 13

2 4 2 6

3 9 7 11

4 10 8 12

**CONNECTION TABLE FOR 56-PIN EDGE CONNECTOR**
RELAY	CONTACT SET	COMMON	NORMALLY OPEN	NORMALLY CLOSED	COIL +	COIL -
1	1	45	43	47	56	55
2	46	44	48
3	51	49	53
4	52	50	54
2	1	31	29	33	42	41
2	32	30	34
3	37	35	39
4	38	36	40
3	1	17	15	19	28	27
2	18	16	20
3	23	21	25
4	24	22	26
4	1	3	1	5	14	13
2	4	2	6
3	9	7	11
4	10	8	12

Specifications

URC1A
GENERAL	Size	6.08"L x 1.4"W x 5.6"H
	Weight	5.5oz
	Mounting	Any type 10 mounting shelf
	Operating voltage	24 or 48 vdc
	Power consumption (max. per card)	@24vdc: 75mA
	Power consumption (max. per card)	@48vdc: 85mA
RELAY COILS	Coil	1200 ohms
	Pick-up voltage	19.2v
	Drop-out voltage	2.4v
	Operate time	10msec
	Release time	5msec
CONTACT RATING	@30vdc	1amp
CONTACT RATING	@125vac	0.5amp

Specifications subject to change without notice.

Published on 1/29/99.

RELAY	CONTACT SET	COMMON	NORMALLY OPEN	NORMALLY CLOSED	COIL +	COIL -
1	1	45	43	47	56	55
	2	46	44	48
	3	51	49	53
	4	52	50	54
2	1	31	29	33	42	41
	2	32	30	34
	3	37	35	39
	4	38	36	40
3	1	17	15	19	28	27
	2	18	16	20
	3	23	21	25
	4	24	22	26
4	1	3	1	5	14	13
	2	4	2	6
	3	9	7	11
	4	10	8	12

RELAY	CONTACT SET	COMMON	NORMALLY OPEN	NORMALLY CLOSED	COIL +	COIL -
1	1	45	43	47	56	55
	2	46	44	48
	3	51	49	53
	4	52	50	54
2	1	31	29	33	42	41
	2	32	30	34
	3	37	35	39
	4	38	36	40
3	1	17	15	19	28	27
	2	18	16	20
	3	23	21	25
	4	24	22	26
4	1	3	1	5	14	13
	2	4	2	6
	3	9	7	11
	4	10	8	12

Features

Option switch settings

Connections

Specifications

Specifications subject to change without notice.

Published on 1/29/99.

RELAY	CONTACT SET	COMMON	NORMALLY OPEN	NORMALLY CLOSED	COIL +	COIL -
1	1	45	43	47	56	55
	2	46	44	48
	3	51	49	53
	4	52	50	54
2	1	31	29	33	42	41
	2	32	30	34
	3	37	35	39
	4	38	36	40
3	1	17	15	19	28	27
	2	18	16	20
	3	23	21	25
	4	24	22	26
4	1	3	1	5	14	13
	2	4	2	6
	3	9	7	11
	4	10	8	12