Weil-McLain operation manual BMC Specifications, BMC-6X Specifications

BMC and BMC-6X Installation and Operation Manual

SPECIFICATIONS

Voltage Input:	.	. . .		120 VAC 60 Hz
Power Consumption:	.	. . .	.	. . 12 VA Max
Operating Temperature:	20°F/-7°C to 120°F/49°C
Operating Humidity:	.	. . .	.	.	20% to 80%
Dimensions:		11"W x 9" H x 3 ¾" D
Weight:	.	. . .	.	.	2.5 pounds

BMC SPECIFICATIONS

Lead Stage Rotation: . . . . . . . . . . . . . . . . . . . . . . . . . . . . Time ( 1 to 1440 Hours (60 days)), Manual, Last-On

Pump Output:

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(1) N.O. S.P.S.T

Boiler Modes:

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.Auto, Manual (0% - 100%), Standby, On, Off

Standby Time:

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. 1 to 60 minutes

Modulating Output Types: . . .

Total of four outputs. Can be either Current (4-20mA) or VDC (0-5V, 0-10V, 1-5V, 2-10V)

Output Relay Ratings:

(5) 1 Amp inductive (1/8HP), 6Amp resistive at 120 VAC 60 Hz, 15A total for all circuits

Add-On BMC-6X Panels: . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . .up to two BMC-6X Panels using RS485

Ignition Point %:

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1 to 50%

Modulation Start Point %: . . .

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0 to 100%

Modulation Modes:

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Normal or Parallel

Temperature Display:

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Fahrenheit or Celsius.

Display: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Graphical Alphanumeric (7 rows x 21 char. each)

LED: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (1) System Output relay, (4) Boiler Output relays

Sensor Ranges: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Outdoor temperature sensor -35°F/-37°C to 250°F/121°C Heating system sensor -35°F/-37°C to 250°F/121°C

Outdoor Cutoff Range:	. . . . . . . . . . . .	.	.	. .20°F/-7°C to 100°F/38°C, ON and OFF
Reset Ratio Range:	. . . . . . . . . (1.00	: 4.00) to (4.00 :			1.00) (Outdoor : System Water)
Offset Adjustment:	. . . . . . . . . . . . . .	. .	.	. . . . . .	. -40F°/-22C° to + 40F°/+22C
Minimum Water Temperature:	. . . . . . . . . . . .	.	.	. . . . .	. .			70°F/21°C to 170°F/77°C
Maximum Water Temperature (Reset Only):	. . . . . . . . . . . .	.	.	. . . . .	.		90°F/32°C to 240°F/116°C
Set Point Temperature Range:	. . . . . . . . . . . .	.	.	. . . . .	.		70°F/21°C to 250°F/121°C
EMS Temperature Range:	. . . . . . . . . . . .	.	.	. . . . .	.		70°F/21°C to 240°F/116°C
Domestic Hot Water:	. . . . . . . . . . . . . .	. .	.	. . . . . . with Priority or without Priority
Pump Run-On:	. . . . . . . . . . . . . .	. .	.	. . . . . .	. .	.	.	. . .	0 to 360	minutes
Purge Delay:	. . . . . . . . . . . . . .	. .	.	. . . . . .	. .	.	.	. .	0.0 to 10.0	minutes
Lag Delay:	. . . . . . . . . . . . . .	. .	.	. . . . . .	. .	.	.	. . .	. 0 to 60	minutes
Last Stage Hold:	. . . . . . . . . . . . . .	. . .		. . . . . .	. . . . . . 0F°/0°C to 30F°/17C°

Schedules: . . .

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(1) Day and (1) Night (Setback) settings per day (Require Shutdown or Tstat mode)

Night Setback:

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. 0F°/0C° to 75F°/42C°

Power Backup:

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. . . . . . Lithium coin battery, 100 days minimum 5 year replacement (Maintains Clock in power outages).

External Inputs:

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. . . . . . . . .Tstat Input/Shutdown Input/Setback Input, and Prove Input/DHW Input (Dry Contacts Only)

Season:

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. . Winter and Summer.

BMC-6X SPECIFICATIONS

(Each BMC-6X can add up to (6) additional modulating boilers. A maximum of two BMC-6Xs can be added to a single BMC.)

Extension Numbering:	. . . . . . . . . . . . . . . . . . . . . . . .	.	.	.	.	.	.	.	.	.	.	.Toggle Switch A or B
Boiler Outputs:	. . . . . . . . . . . . . . . . . . . . . . . . .		.	. .		.	.	.	.	.	.	. . . (6) N.O. S.P.S.T.
Modulating Output Types:	. . . . . . . . . . . . . . . . . . . . . . . .		(6)		4-20mA, 0-5V, 0-10V, 1-5V, 2-10V
Output Relay Ratings:	1 Amp inductive (1/8HP), 6Amp resistive at 120 VAC 60 Hz, 15A total for all circuits
Connection to BMC and another extension:	. . . . . . . . Two RS485 connections using 6 wire phone cable (Cable is provided)

HT #059071-00 A

500 Blaine Street Michigan City, Indiana 46360

219-879-6561 http://www.weil-mclain.com

Part Number 550-100-072/0408

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