Instruction/ maintenance manual of the product RM7800G Honeywell
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INST ALLATION INSTRUCTIONS 66-1085-04 SIL 3 Capable RM7800E,G ,L,M; RM7840E,G ,L,M 7800 SERIES Relay Modules APPLICATION The Honeywell RM7800/R M7840 Relay Modules ar e microprocessor-based integrated burner control s for automatically fired gas, oil, or combination fuel single burner applications.
RM7800E,G ,L,M; RM7840E,G ,L,M 7800 SERIES RELAY MODULES 66-1085—0 4 2 WARNING Electrical Shock Hazard. Can cause ser ious injury or d eath. Disconnect the power suppl y before beginning installation. More than one power supply disconnect may be required.
RM7800E,G ,L,M; RM7840E,G ,L,M 7800 SERIES RELAY MODULES 3 66-1085—04 a. Do not run high voltage ignition transfo rmer wires in the same conduit with the flame detector , Data Controlbus Module™, or Remote Reset Module wiring.
RM7800E,G ,L,M; R M7840E,G ,L,M 7800 SERIES RELAY MODULES 66-1085—0 4 4 Fig. 1. Internal block diagram of the RM7800L/RM7840L (See Fig. 2, 3, 4 or 5 for individual det ailed wiring instructions).
RM7800E,G ,L,M; RM7840E,G ,L,M 7800 SERIES RELAY MODULES 5 66-1085—04 T able 2. Rec ommended Grounding Practices. T able 3. T erminal Ra tings. . a The relay module must have an earth groun d providing a c onnecti on between the subbase a nd the control panel or the equipment.
RM7800E,G ,L,M; R M7840E,G ,L,M 7800 SERIES RELAY MODULES 66-1085—0 4 6 T able 4. Combin ations for T erminals 8, 9, 10 and 21. T able 5. Explan ation of Each Combination.
RM7800E,G ,L,M; RM7840E,G ,L,M 7800 SERIES RELAY MODULES 7 66-1085—04 Fig. 2. Wiring subbase and sequ ence for RM7800E,L/RM7840E,L. RM7800/RM7840E,L POWER 00 OPERATING CONTROLS AND INTERLOCKS BURNER.
RM7800E,G ,L,M; R M7840E,G ,L,M 7800 SERIES RELAY MODULES 66-1085—0 4 8 Fig. 3. Wiring subbase and sequence for RM78 00G/RM7840G . M12260B G L2 3 4 5 6 7 8 9 10 F (L1) 13 14 15 16 17 18 19 20 21 22 12 RUNNING INTERLOCKS (INC.
RM7800E,G ,L,M; RM7840E,G ,L,M 7800 SERIES RELAY MODULES 9 66-1085—04 Fig. 4. Wiring subbase and sequen ce for RM7800M/RM7840M. M12262A G L2 3 4 5 6 7 8 9 10 F (L1) 13 14 15 16 17 18 19 20 21 22 12 .
RM7800E,G ,L,M; R M7840E,G ,L,M 7800 SERIES RELAY MODULES 66-1085—0 4 10 Fig. 5. RM7800/RM7840 Re lay Module exploded view. SAFETY SHUT DOWN Safety Shut down (Lockout) occurs if any of the followin g occur during the indicated period: 1. INITIA TE Peri od: a.
RM7800E,G ,L,M; RM7840E,G ,L,M 7800 SERIES RELAY MODULES 11 66-1085—04 g. Lockout Interlock opens during PREPURGE (RM7840E,L). h. Ignition/pilot valve/intermitt ent pilot valve terminal is energized. i. Main valve terminal is energized. j. Internal system fault occurred.
RM7800E,G ,L,M; R M7840E,G ,L,M 7800 SERIES RELAY MODULES 66-1085—0 4 12 terminal 21. The RM780 0/RM7840G has an interrupted or intermittent pilot valve, terminal 21, depending on the selection of configuratio n jumper 2. The RM7800/RM78 40E,L has a fifteen-second interrupted pilot valve, terminal 21.
RM7800E,G ,L,M; RM7840E,G ,L,M 7800 SERIES RELAY MODULES 13 66-1085—04 • Lockout information (Lockout, Faul t Code, Message and Sequence). The extreme right side o f the firs t line is either b la.
RM7800E,G ,L,M; R M7840E,G ,L,M 7800 SERIES RELAY MODULES 66-1085—0 4 14 T able 7. Site Con figurable Jumper Optio ns. a Pilot V alve /First S tage Oil V alve (V alve/S tart) T erminal 21. b A 30 second MFEP can be accomplished by addi ng a jumper wire between T erminals 19 and 5.
RM7800E,G ,L,M; RM7840E,G ,L,M 7800 SERIES RELAY MODULES 15 66-1085—04 T able 8. Static Checkout. T est No. RM7800/ RM7840 Models Te s t Jumpers V oltmeter Normal Operatio n If Operation is Abnormal, Check the Item s Listed Below 1 All None 4-L2 Line voltage at T erminal 4.
RM7800E,G ,L,M; R M7840E,G ,L,M 7800 SERIES RELAY MODULES Automation and Co ntrol Solutions Honeywell Internationa l Inc. 1985 Douglas Drive North Golden Valley, MN 55422 Honeywell Limited-Honeywell Limitée 35 Dynamic Drive Toronto, Ontario M1V 4Z9 customer.
An important point after buying a device Honeywell RM7800G (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Honeywell RM7800G yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Honeywell RM7800G - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Honeywell RM7800G you will learn all the available features of the product, as well as information on its operation. The information that you get Honeywell RM7800G will certainly help you make a decision on the purchase.
If you already are a holder of Honeywell RM7800G, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Honeywell RM7800G.
However, one of the most important roles played by the user manual is to help in solving problems with Honeywell RM7800G. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Honeywell RM7800G along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
