Forney Corporation
3405 Wiley Post Road
Carrollton, TX 75006 USA
Tel: 972.458.6100
Fax: 972.458.6650
www.forneycorp.com
TECHNICAL BULLETIN
PUBLICATION
#404005-16 REV 06/08
IDD AMPLIFIER
FLAME DETECTORS
PRODUCTS AND ACCESSORIES
PM-IDD IIIA Amplifier Part #362379-01
RM-IDD Amplifier
Part #358317-01
Amp Rack (8 slot) Part #404325-02
Smart Display (for RM-IDD) Part #364839-01
Tuning Software Part #398474-00
Runs with PCMCIA Card AD converter Part #91962-00
Cable 10’ (for IDD-II) Part #399854-01
SPECIFICATIONS
PPaanneell MMoouunntt RRaacckk MMoouunntt
Factory Mutual Approval: Yes Yes
Maximum Temperature: 130°F (55°C) 130°F (55°C)
Minimum Temperature: 0°F (-17°C) 0°F (-17°C)
Self-Check Cycle: 120 sec 120 sec
Flame Dropout Time/FFRT: 4+0 /-.5 sec Max fixed 1-4 seconds
Flame Response Pick-up time: <1.0 sec 1.65 sec nominal
Loss of Power Dropout Time: 0.40 ms
Time interval between power
applied and flame detected: 260 ms
Electrical Requirements: 120/240 VAC, System supplied - Backplane
50/60 Hz @ 12 va motherboard. Redundant
6.5VDC, +15VDC, -15VDC
Current draw per card: N/A 1.0 Amps, 150ma, 20ma
Fuses: 2 Amp Input 2 Amp;
Meter Outputs 1/8 Amp.
Operating Voltage Limits: 100-140:190-260VAC
Contacts
Main flame: 2 Form C: 250VAC, 2 Form C: 250VAC,
1000VA:48VDC, 90W 1000VA:30VDC, 90W
Flame light: 1 Form C:380VAC, 1Form C: 250VAC,
1250VA:30VDC,150W 1000VA:30VDC, 90W
Check alarm: 1 Form C:380VAC, 1Form C: 250VAC,
1250VA:30VDC,150W 1000VA:30VDC, 90W
Analog Outputs: -500 to +500mA; 4-20mA, 0-10VDC
4-20mA, 0-10VDC (separate)
(separate)
Terminal Block Rating: 300V, 20 Amp. 300V, 20 Amp.
Terminal Block Type: Compression or Ring Compression
Wire Capacity: 1-#14GA or 2-#22GA 1-#14GA or 2-#22GA
or 2-#16GA Max. or 2-#16GA Max.
Dimensions: 26.7 x 19.1 x 10.8 cm 30.48 x 16x 4.48cm
(10.5” x 7.5” x 4.25”) (12” x 6.25” x 1.75”)
Weight: 1.96 kg (4lbs. 5oz.) 0.47 kg (1lb. 3.2oz)
Tuning Frequency: 30 selections 32 selections
(18 Hz to 264 Hz) (24 Hz to 367 Hz)
Quality Factor “Q”: 15 settings 8 settings
(.57 to 55) (.57 to 30)
Nonvolatile RAM: 10-year battery
Compatible Flame Detectors: IDD-II, Filtered Infrared Detector; IDD-IIU, Unfiltered,
Infrared Detector; IDD-UV, Ultraviolet Detector; IDD-IIL, Infrared Detector for Lignite/High
Ash Coal.
Operational parameters for the RM IDD are set with the Smart Display (HT/2000 portable
terminal) while the PM IDD-IIIA are set with dip switches. Adjustable parameters are:
Frequency, Filter "Q", Drop out time, Gain, Check Cycle, Check mode test and Fail test.
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