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189

UNIVERSAL

REPLACEMENT

DIRECT SPARK

PROVEN PILOT CONTROL

50D50-843

50D50-842

50D50-842 UNIVERSAL DIRECT SPARK IGNITION

CONTROL kit FOR ALL GASES

Microprocessor Based Gas Ignition Control for Heating Appliance

Using Either Natural or LP Gas. Proof of Flames is Accomplished.

The Unit is Designed as a Direct Spark Ignition Source

FEATURES

• Color LED indicator for diagnostics.

• Program keys.

• 1/4

and 3/16

quick connect terminals.

• Damper interface.

SPECIFICATIONS

Electrical Ratings . . . . . . . . . Input 18-30 VAC, 25 VAC nominal

Maximum Input Current @ 25 VAC . . 0.2A + MV @ 25°C

Ambient Operating Range . . . . . . -40° to +175°F

Flame Establishment Time . . . . . .8 sec

Mounting . . . . . . . . . . . . Multipoise

Agency Approvals . . . . . . . . . CSA USA / CANADA

50D50-842 CONFIGURATION OPTIONS (All Times in Seconds)

Model Number

Key

Trial for

Ignition Prepurge

Retries

Interpurge

50D50-842

A

4

0

2

90 sec.

B

4

30

2

90 sec.

C

7

0

2

90 sec.

D

7

30

2

90 sec.

E

7

0

0

N/A

F

7

30

0

N/A

G

11

0

0

N/A

H

11

30

0

N/A

50D50-843 CONFIGURATION OPTIONS (All Times in Seconds)

Model Number

Key

Reset Time Prepurge

Retries

Safety Time

50D50-843

A

300

0

Continuous

90

B

300

30

Continuous

90

C

300

0

Continuous

30

D

300

30

Continuous

30

E

300

0

2

60

F

300

30

2

60

G

300

0

Continuous

15

H

N/A

30

N/A Continuous

I

300

0

Continuous

4

J

300

30

Continuous

4

50D50-843 UNIVERSAL PROVEN PILOT SPARK

CONTROL KIT FOR ALL GASES

Microprocessor Based Gas Ignition and Primary Safety Control

Designed for Interrupted Spark and Burner Supervision of All Gases

Used in Gas Fired Appliance Applications

FEATURES

• Field service replacement for most Honeywell, Robertshaw, Johnson Controls and

UTEC Intermittent Pilot Ignition Controls.

• Provides ignition, proof of ignition and precise timing.

• Color LED indicator

• Works with single rod or dual rod remote sensor.

for diagnostics.

SPECIFICATIONS

Electrical Ratings . . . . . . . . . Input 18-30 VAC, 25 VAC nominal

Maximum Input Current @ 25 VAC . . 0.2A + MV + PV @ 25°C

Flame Out Recognition Time . . . . . 8 seconds

Ambient Operating Range . . . . . . -40° to +176°F (-40° to +80°C)

Dimensions . . . . . . . . . . . 4.13

L x 4.13

W x 1.5

H

Agency Approvals . . . . . . . . . CSA USA/CANADA

www.white-rodgers.com

57

HEATING