CMX 2004 - Plumbing & HVAC
CMX 2004 - Plumbing & HVAC
CMX 2004 - Plumbing & HVAC
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tekmar’s Complete Line of Multiple Boiler<br />
Controls with Outdoor Reset & DHW Control<br />
Boiler Control 265<br />
• Up to 3 Modulating Boilers<br />
• 0-20 mA or 4-20 mA Outputs<br />
• Parallel or Sequential Modulation<br />
Boiler Control 268<br />
• Up to 9 On/Off Stages<br />
• 1, 2, 3 or 4 Stage Boilers<br />
Boiler Control 264<br />
• Up to 4 On/Off Stages<br />
• 1, 2, 3 or 4 Stage Boilers<br />
Common Features<br />
• Characterized Heating Curves<br />
• Pump Exercising<br />
• Supply and Return Sensors<br />
• Automatic Boiler Differential<br />
• Equal Run-Time Rotation<br />
• Fixed Last Rotation<br />
• Boiler Mass Setting<br />
• Fire Delay Setting<br />
• Fixed Lead Rotation<br />
• Combustion Air or Alarm Contact<br />
• Boiler Running Hours<br />
• Setpoint Priority Operation<br />
• DHW Pump or Valve<br />
Operation<br />
Domestic Hot Water Modes<br />
• Parallel or Primary-<br />
Secondary Piping<br />
• DHW Priority<br />
Boiler Pump Operation<br />
• Individual boiler pumps provide pre-purging and post-purging of each boiler<br />
External Input (265 and 268)<br />
• For 0 - 10 V (dc) signal from a Building Automation System (BAS)<br />
visit the tekmar web site at www.tekmarcontrols.com<br />
tekmar Control Systems Ltd., Canada, tekmar Control Systems, Inc., U.S.A.<br />
Head Office: 5100 Silver Star Road, Vernon, B.C. Canada, V1B 3K4 Tel. (250) 545-7749 Fax. (250) 545-0650<br />
Circle Number 122 for More Information