Installation Instructions for Catalog Series B-KM-8140 and B-8141 Explosion Proof Adaptabuzzers and B-8698 and B-8699 Weatherproof Adaptabuzzers

Figure 1. Dimensions

DESCRIPTION

The Edwards Catalog Series B-KM-8140, B-8141, B-8699, and B-8698 Adaptabuzzers are ideal for signaling use in areas where extremely loud signals would be distracting. The B-8698 and B-8699 and CS2690 Adaptabuzzers are gasket sealed, weatherproof units. The B-8699 unit is UL Listed.

ELECTRICAL SPECIFICATIONS

Catalog Number +	Volts	Amps	VA	Coil Res. (ohms)
B-KM-8140-E5*	KM-8140-E5* 12 AC 60 Hz		19.2	3.0
B-KM-8140-G5*	24 AC 60 Hz	1.1	26.4	5
B-KM-8140-N5*	140-N5* 120 AC 60 Hz		24	146
B-KM-8140-R5*	240 AC 60 Hz	.1	24	740
B-8141-E1*	12 DC	1.6	19.2	3.0
B-8141-G1*	24 DC	.8	19.2	21.5
B-8141-P1*	125 DC	.2	25	110
B-8141-S1*	250 DC	.1	25	600
B-8699-E5*	12 AC 60 Hz	1.6	19.2	1.5
B-8699-G5*	5* 24 AC 60 Hz		26.4	5
B-8699-N5*	120 AC 60 Hz	.2	24	146
B-8699-R5*	240 AC 60 Hz	.1	24	750
B-8698-E1	12 DC	1.5	18	4.8
B-8698-G1	24 DC	1	24	21.5
B-8698-P1	125 DC	.2	25	103.
B-8698-S1	250 DC	.1	25	600
CS2690	125 DC	.2	25	103

^{+ 75} dB Min at 10 ft

The B-KM-8140 and B-8141 Adaptabuzzers are explosion proof units and are listed for installation in the following hazardous locations:

Class	Zones	Divisions	Groups
I		1 and 2	C and D
I	1 and 2		IIA and IIB
II		1 and 2	E, F and G

INSTALLATION

WARNING

To prevent electrical shock, ensure power is off before starting installation.

• 1. Mount the Adaptabuzzer assembly securely to a flat surface in the desired location with (2) screws through the 3/8" (9.5 mm) diameter holes in the housing (Figure 1).
• 2. Remove the unit's cover.
• 3. Install conduit in 1/2" (12.7 mm) NPT tapped hole in side of housing (3/4" (19 mm) NPT optional).

NOTE: Conduit runs must have a sealing fitting connected within 18 inches of the enclosure.

• 4. Using wire nuts, connect the ground wire to the green ground wire attached to the Adatabuzzer housing; connect the incoming power wires to the other two wire leads in accordance with applicable local codes.
• 5. Replace the unit's cover.

MAINTENANCE

WARNING

Ensure that all power is off before performing maintenance.

• 1. Inspect the unit at least once a year for damage or wear.
• 2. Inspect all electrical and mechanical components for internal corrosion or wire discoloration.

NOTE: When reassembling fixture, make certain that the threads and taper joint between housing and brass cover are clean.

^* UL Listed