Aiphone JB-2MED Installation locations English, Cable English, Wiring distance

Installation locations English

1.Install the master monitor station in a place where the screen is not exposed to direct sunlight.

2.The master monitor station has manual adjustment switches on both sides. Secure an open space of 5 cm (2") on either side of the monitor.

2-2

JB-DA	JB-2MD	JB-2HD		JB-2HD
2		4	4
2	B1, B2
		JB-2MED	JA-2SD	JA-2SD
		JB-2HD		JB-2HD
JB-DA	JB-2MD	4
2

Cable English

1.Parallel or jacketed 2-conductor, non-shielded cables are recommended. PVC jacket with PE (polyethylene) insulated conductors is recommended.

2.Do not use single loose wires, twisted pair cables or coaxial cables.

3.When using a cable with unused wires, it is suggested that both ends of unused pair(s) be terminated with a 120 Ω resistor.

2-4

	D1				D2
JB-DA		A		A'	JA-D
JB-DV
JB-DVF
			M
PS-1820	PS	C		D	SP IER-2
PS-1810			JB-2MD

2	B1, B2	4
		JB-2MED
JB-DA	JB-2MD
2		4
2
	B1, B2
		JB-2MED

JA-2SDJA-2SD

JB-2HD

4

JA-2SD

JB-2HD 8

	JB-2MED
S1
JB-2HD		B
	JA-2SD
S2
JB-2HD

	JA-2SD
Wiring
	English

Wire the inside stations in a daisy-chained fashion from the master to the last sub monitor.

	JA-2SD
Ø 0,65 mm	22AWG Ø 1,0 mm 18AWG

2-3

A1

JB-DA A2

JB-DV

A1

JB-DVF A2

(JA-D)

		(x2)
JB-2M(E)D		JB-2HD
A1	B1	B1	B1
A2	B2	B2	B2
A1	+	+
A2	-	-

120120

A	50 m	165'	100 m	330'
A'	50 m	165'	100 m	330'
B	50 m	165'	100 m	330'
C	5 m	16'	10 m	33'
D	75 m	245'	150 m	490'
Wiring distance
				English

NOTES: A Power Supply: PS-1810DIN covers 1(or 2) Door station with One Monitor unit only.

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