Relay Compositions of DTV Relay Stations

Product code: 6555B

Front view

Outline

This is alarm indicator for Digital Terrestrial Broadcasting transmission system. Front LED is lit according to alarm information from the switch controller. It is possible to mount on 50mm in height and space-saving.

Structure

JIS rack mounting type
External size: 480(W) x 99(H) x 450(D)mm (Excluding protrusions)
Mass: 6.0kg or less

Specification

Power supply voltage	DC+48V ±15%
Power consumption	10W or less
Use conditions	Continuous use
Environmental requirements	Temperature	-10°C to +45°C (Range for in-spec)
		-20°C to +60°C (Range for spec restorable)
	Humidity	45% to 90%RH (Without dew.)

Others

· Control/ Monitoring connector pin assign

Switching controller
Pin Num.	Item	Level	I/O
1	Method 1 use	C	I
2	Method 2 use	C	I
3	Broadcasting stopping	C	I
4	Method 1 abnormal	C	I
5	Method 2 abnormal	C	I
6	Rb OSC 1 abnormal	C	I
7	Rb OSC 2 abnormal	C	I
8	Reception conversion／OFDM modulator 1 abnormal	C	I
9	Reception conversion／OFDM modulator 2 abnormal	C	I
10	Transmission conversion 1 abnormal	C	I
11	Transmission conversion 2 abnormal	C	I
12	TTL reception device 1 abnormal	C	I
13	TTL reception device 2 abnormal	C	I
14	Switching controller abnormal	C	I
15	SW alert	C	I
16	Power supply 1 failure	C	I
17	Power supply 2 failure	C	I
18	Compensator 1 1 abnormal	C	I
19	Compensator 1 2 abnormal	C	I
20	Compensator 2 1 abnormal	C	I
21	Compensator 2 2 abnormal	C	I
22	C/N monitor 1 abnormal	C	I
23	C/N monitor 2 abnormal	C	I
24	PA 1 abnormal	C	I
25	PA 2 abnormal	C	I
26	Output level down	C	I
27	Output stop	C	I
28	Compulsion starting	C	I
29	AUX1 abnormal	C	I
30	AUX2 abnormal	C	I
31	AUX3 abnormal	C	I
32	AUX4 abnormal	C	I
33
34
35
36
37	Common return

C:Continuous close contact (Make contact)
Non-voltage contact output Contact rating DC24V, 0.1A or less (ALARM)
D-sub 37S M2.6 type

Monitoring output
Pin Num.	Item	Level	I/O
1	Method 1 use	C	O
2	Method 2 use	C	O
3	Broadcasting stopping	C	O
4	Method 1 abnormal	C	O
5	Method 2 abnormal	C	O
6	Rb OSC 1 abnormal	C	O
7	Rb OSC 2 abnormal	C	O
8	Reception conversion/OFDM modulator 1 abnormal	C	O
9	Reception conversion/OFDM modulator 2 abnormal	C	O
10	Transmission conversion 1 abnormal	C	O
11	Transmission conversion 2 abnormal	C	O
12	TTL reception device 1 abnormal	C	O
13	TTL reception device 2 abnormal	C	O
14	Switching controller abnormal	C	O
15	SW alert	C	O
16	Power supply 1 failure	C	O
17	Power supply 2 failure	C	O
18	Compensator 1 1 abnormal	C	O
19	Compensator 1 2 abnormal	C	O
20	Compensator 2 1 abnormal	C	O
21	Compensator 2 2 abnormal	C	O
22	C/N monitor 1 abnormal	C	O
23	C/N monitor 2 abnormal	C	O
24	PA 1 abnormal	C	O
25	PA 2 abnormal	C	O
26	Output level down	C	O
27	Output stop	C	O
28	Compulsion starting	C	O
29	AUX1 abnormal	C	O
30	AUX2 abnormal	C	O
31	AUX3 abnormal	C	O
32	AUX4 abnormal	C	O
33
34
35
36
37	Common return

C:Continuous close contact (Make contact)
Non-voltage contact output Contact rating DC24V, 0.1A or less (ALARM)
D-sub 37S M2.6 type

· Internal setting

Abnormal detecting time: Settable the time to detect abnormal.

1 to 5[s]	Changeable in 1[s] step
10 to 20[s]	Changeable in 5[s] step
30 to 100[s]	Changeable in 10[s] step

(Initial state: 1[s])

Function

This equipment lights front LED according to alarm information from the switch controller. After alarm information returns normally from abnormality, LED maintains lighting. Lighting LED is turned off by display reset.
The monitoring output outputs information on the switch controller.