- Estimated Lead Time: 6 – 8 Weeks.
- RM7840L1075/U
- Microprocessor-based integrated burner control for automatically fired gas, oil, coal or combination fuel single burner applications.
- Provides safety, functional capability and features beyond conventional controls.
- Functions include automatic burner sequencing, flame supervision, system status indication, system or self-diagnostics and troubleshooting.
- Access for external electrical voltage checks.
- Application flexibility and communication interface capability.
- Five LEDs provide sequence information.
- Five function Run/Test Switch.
- Interchangeable plug-in flame amplifiers.
- Local or remote annunciation of RM7840 operation and fault information.
- Nonvolatile memory retains history files and lockout status after loss of power.
- Compatible with existing Honeywell flame detectors.
- Application:Programming Control
- Dimensions (in.):5 in. wide x 5 in. high x 5 1/4 in. deep with Q7800A Subbase x 6 3/32 in. deep with Q7800B Subbase
- Dimensions (mm):127 mm wide x 127 mm high x 133 mm deep with Q7800A Subbase x 155 mm deep with Q7800B Subbase
- Comments:LHL-LF Proven
- Frequency:50 Hz; 60 Hz (±10%)
- Approvals, Underwriters Laboratories Inc.:Component Recognized, File No. MP268; Guide No. MCCZ.
- Approvals, CSA:Certified, File No. LR95329-3.
- Voltage:120 Vac (+10, -15%)
- Shipping and Storage Temperature Range (F):-40 F to +140 F
- Shipping and Storage Temperature Range (C):-40 C to +60 C
- Approvals, Federal Communications Commission:FCC Part 15, Class B, Emissions.
- Flame Establishing Period ??Pilot:4 sec or 10 sec
- Flame Establishing Period ??Main:10 sec, or 15 sec, or 30 sec, or Intermittent
- Interlocks:Running
- Preignition:Yes
- PrePurge:Determined by ST7800A Purge Timer Card
- PostPurge:15 sec
- Early Spark Termination:Yes, 5 sec
- Required Components:Q7800A,B Universal Wiring Subbases. R7847, R7848, R7849, R7851, R7852, R7861, or R7886 Flame Signal Amplifier. ST7800A
- Plug-in Purge Timer Card.
- AirFlow Check:User selectable
- Second Stage Pilot Valve:selectable
- Pilot Type:interrupted
- Vibration:0.5 G environment
- Approvals, Control Safety Devices:Acceptable: CSD-1
- Approvals, Swiss RE:Acceptable
- Approvals, Factory Mutual: Report No. OX4A5.AF.
- Shipping Weight: 2 Kg
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