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Provides current status of burner sequence, timing information, hold information and lockout information, as well as selectable or preemptive messages.


  • Application flexibility.
  • First-out annunciation and system diagnostics provided by 2 row by 20 column Vacuum Fluorescent Display (VFD).
  • S7800A1001 offers "Call Service" (Business Card) programmable message displayed when system lockout occurs.
  • S7800A1001 series 5 and greater has selectable ModBus Feature.
  • Local or remote annunciation of operation and fault information.
  • First out expanded annunciation with 24 limit and interlock LEDs enhances keyboard display module information.
  • Remote reset.

Product Specifications

Keyboard Display with 5 lines by 64 characters with title and navigation bar.
Dimensions (in.)
4 27/32 in. wide x 2 3/4 in. high x 31/32 in. deep
Dimensions (mm)
123 mm wide x 70 mm high x 25 mm deep
Temperature Range (F)
0 F to 140 F
Temperature Range (C)
-18 C to +66 C
Used With
Honeywell 7800 Series
S7800A2142 has English/Spanish/French Language display.
Item Type
Approvals, Underwriters Laboratories Inc.
Underwriters Laboratories Inc. Listed: File No. MP268, guide No. MCCZ.
Approvals, Canadian Standards Association
Certified: No. LR9S329-3
Operating Humidity Range (% RH)
85% relative humidity continuous, noncondensing.
13 Vdc peak full wave rectified (+20%/-15%).
Shipping and Storage Temperature Range (F)
-60 F to +150 F
Shipping and Storage Temperature Range (C)
-51 C to +66 C
Approvals, Federal Communications Commission
Part 15, Class B emissions.
0.5 G environment
Approvals, Swiss RE
Approvals, Factory Mutual
Approved: Report No. J.I.1V9A0.AF
Enclosure Rating
UL NEMA Class 4 rating when part # 204729A NEMA 4 Cover is used.
Weight (oz)
4 oz
Weight (g)
124 gm
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