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2

SPECIFICATIONS

Supply:

120V (min. 102, max. 132) 60 Hz

Table 1:

 AMBIENT TEMPERATURE LIMITS

Power Consumption:

 12 

VA 

(Operating)

Shipping Weight (Approx.):

 

2.2 lbs. (1.4kg)

Table 2:

 LOAD RATINGS

APPROVALS

Underwriters Laboratories Inc.

Recognized Components Guide MCCZ2
File MP1537

FM Approvals

FM7610

ORDERING INFORMATION

CONTROL:

M4RT1

120 VAC (min.102, max 132) Supply, 60 Hz.

FLAME DETECTORS:

69ND1-1000K4

12 inch flame rod, 1/2



NPT connector

69ND1 -1000K6

18 inch flame rod, 1/2



NPT connector

69ND1-1000K8

24 inch flame rod, 1/2



NPT connector

MAXIMUM

MINIMUM

Control

 125

F

(52

C)

- 40

F

(- 40

C)

Flame Rod
(Tip 2460 F)

1500

F

(816

C)

- 40

F

(- 40

C)

Fireye Terminal

Typical Load

Maximum Rating & 120V 60 Hz

3 or 4

Individual or combined

Pilot valve(s)

Solenoid valve

Ignition Transformer

125 VA pilot duty (solenoid valve) plus
250 VA (Transformer)

5

Main Fuel Valve(s)

125 VA pilot duty (solenoid) or
 25 VA pilot duty (solenoid) and
400 VA (opening) motorized

8

Motor or contactor

Motor normally energized and de-energized by the 
operating control whose rating must be suitable. Termi-
nal 8 rated to de-energize 9.8 FLA, 58.8 LRA, on safety 
lockout.

A

Alarm

50 VA, pilot duty

Minimum load requirement = 100mA

Содержание M4RT1

Страница 1: ...e Failure Response Time F F R T is fixed at three seconds LED indicator lights indicate the operat ing status of the control In the event of ignition failure or following a safety shutdown the unit lo...

Страница 2: ...D1 1000K8 24 inch flame rod 1 2 NPT connector MAXIMUM MINIMUM Control 125 F 52 C 40 F 40 C Flame Rod Tip 2460 F 1500 F 816 C 40 F 40 C Fireye Terminal Typical Load Maximum Rating 120V 60 Hz 3 or 4 Ind...

Страница 3: ...of an overload condition on Terminals 3 4 or 5 To replace the fuse remove power from the system Using a small screwdriver or similar tool remove the fuse from its holder Install a Fireye replacement f...

Страница 4: ...tly over the pilot or main burner nozzle WIRING OF FLAME RODS For proper operation of flame rectification systems it is necessary to maintain at least 20 megohms insulating resistance in the flame rec...

Страница 5: ...could result in an unsafe condition hazardous to life and property PROGRAMMER JUMPER SETTINGS The M4RT1 has a series of 8 jumpers that are used to configure the Purge timing Pilot Trial for Igni tion...

Страница 6: ...is energized APPLICATION AND FUNCTION The M4RT1 provides prepurge ignition and flame safeguard for heating and process gas fired burn ers The recycle or non recycle operation is determined by the 8 ju...

Страница 7: ...ers Recycle Operation With jumper 8 in the recycle position the typical wiring arrangement illustrated on pages 10 and 11 for direct spark ignited burners provides the following function 1 With power...

Страница 8: ...eading between 4 and 10 micro amps Flame Signal Testing 1 Manually shut off the main fuel valve for a pilot ignited burner or the secondary fuel valve for a direct spark ignited burner 2 Set the test...

Страница 9: ...e installation Realign the flame detector so that pilot flame detection requires a larger pilot flame Repeat this test until the main flame lights reliably with minimum pilot WARNING The minimum pilot...

Страница 10: ...T SWITCHES OPERATING CONTROL FUEL INTERLOCKS 7 BURNER MOTOR OR CONTACTOR 8 2 A 6 LOCKOUT ALARM KB KA AIR FLOW SWITCH ELECTRONIC CIRCUIT KL KF S1 S2 3 5 4 FLAME AMPLIFIER KL 1 KF 1 KF 2 PILOT MAIN SPAR...

Страница 11: ...BURNER FIRES S2 3 5 4 IGNITION 7 8 2 A 6 PILOT S1 B MULTIPLE BURNER SYSTEMS S2 3 5 4 IGNITION 7 8 2 A 6 PILOT S1 LIMIT R MANUAL RESET MAIN GAS VALVE ALARM S P D T RA ALARM SILENCE SWITCH G R STOP STAR...

Страница 12: ...h is found defective in material or workmanship or which otherwise fails to conform to the description of the product on the face of its sales order THE FOREGOING IS IN LIEU OF ALL OTHER WARRANTIES AN...

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