Pt. 135, App. D 14 CFR Ch. I (1-1-19 Edition) Installed system 1 minimum accuracy (to recovered data) Sampling interval (per second) Resolution 3 read out Section8,000 fpm ..................... Section10% Resolution 250 fpm below 12,000 ft. indicated. 1 ........................ 250 fpm below 12,000. Maximum range .............. Maximum range .............. Maximum range .............. Section5% ....................................... + 5% ...................................... Section5% ....................................... 1 ........................ 1 ........................ 1 ........................ 1% 2 1% 2 1% 2 High/low .......................... High/low .......................... ................................................ ................................................ 1. 1. On/off .............................. ................................................ 1. Engaged or disengaged Engaged/disengaged ...... ................................................ ................................................ 1. 1. Fault/OK ......................... ................................................ 1. Full Full Full Full Full Section3% Section3% Section3% Section3% Section3% 2 2 2 2 2 Parameters Range Altitude rate ............................ Engine Power, Each Engine Main rotor speed .................... Free or power turbine ............. Engine torque ......................... Flight Control - Hydraulic Pressure Primary (discrete) ................... Secondary - if applicable (discrete). Radio transmitter keying (discrete). Autopilot engaged (discrete) .. SAS status - engaged (discrete). SAS fault status (discrete) ..... Flight Controls Collective 4 .............................. Pedal Position 4 ...................... Lat. Cyclic 4 ............................. Long. Cyclic 4 .......................... Controllable Stabilator Position 4. range range range range range ....................... ....................... ....................... ....................... ....................... ....................................... ....................................... ....................................... ....................................... ....................................... ........................ ........................ ........................ ........................ ........................ 1% 2 1% 2 1% 2 1% 2 1% 2 1 When data sources are aircraft instruments (except altimeters) of acceptable quality to fly the aircraft the recording system excluding these sensors (but including all other characteristics of the recording system) shall contribute no more than half of the values in this column. 2 Per cent of full range. 3 This column applies to aircraft manufactured after October 11, 1991. 4 For all aircraft manufactured on or after December 6, 2010, the sampling interval per second is 4. [Doc. No. 25530, 53 FR 26152, July 11, 1988; 53 FR 30906, Aug. 16, 1988, as amended by Amdt. 135- 69, 62 FR 38397, July 17, 1997; Amdt. 135-113, 73 FR 12570, Mar. 7, 2008; 73 FR 15281, Mar. 21, 2008; Amdt. 135-121, 75 FR 17047, Apr. 5, 2010] APPENDIX D TO PART 135 - AIRPLANE FLIGHT RECORDER SPECIFICATION Sampling interval (per second) resolution 4 read out Section0.125% Per Hour ................ 0.25 (1 per 4 seconds). 1 sec. Section100 to Section700 ft (See Table 1, TSO-C51a). 1 ........................ 5- to 35- 1. Section5%, Section3% .............................. 1 ........................ 1kt Section2Section ......................................... Section1% of max range excluding datum error of Section5%. Section2Section ......................................... Section2Section ......................................... ................................................ Section2% ....................................... Section3Section or as pilot-s indicator ...... 1 ........................ 8 ........................ 0.5Section 0.01g 1 ........................ 1 ........................ 1 ........................ 1 (per engine) ... 0.5 ..................... 0.5Section 0.5Section. 0.2% 2. 0.5% 2. Section3Section or as pilot-s indicator ...... 0.5 ..................... 0.5% 2. ................................................ 1 (per 4 seconds per engine). 1 ........................ 0.22 2. 1 ........................ 1 ........................ 4 ........................ 0.01g. 1 ........................ 0.2% 2. Parameters Range Accuracy sensor input to DFDR readout Time (GMT or Frame Counter) (range 0 to 4095, sampled 1 per frame). Altitude .................................... 24 Hrs ............................. Section1,000 ft to max certificated altitude of aircraft. 50 KIAS to Vso, and Vso to 1.2 VD. 360Section ................................ Section3g to + 6g ................... Airspeed ................................. Heading .................................. Normal Acceleration (Vertical) Pitch Attitude .......................... Roll Attitude ............................ Radio Transmitter Keying ....... Thrust/Power on Each Engine Trailing Edge Flap or Cockpit Control Selection. Leading Edge Flap on or Cockpit Control Selection. Thrust Reverser Position ........ Section75Section ................................ Section180Section .............................. On-Off (Discrete) ............ Full range forward .......... Full range or each discrete position. Full range or each discrete position. Stowed, in transit, and reverse (discretion). Ground Spoiler Position/ Speed Brake Selection. Marker Beacon Passage ........ Autopilot Engagement ............ Longitudinal Acceleration ....... Full range or each discrete position. Discrete .......................... Discrete .......................... Section1g .................................. Pilot Input And/or Surface Position-Primary Controls (Pitch, Roll, Yaw) 3. Full range ....................... Section2% unless higher accuracy uniquely required. ................................................ ................................................ Section1.5% max range excluding datum error of Section5%. Section2Section unless higher accuracy uniquely required. 526 VerDate Sep<11>2014 08:20 May 17, 2019 Jkt 247048 PO 00000 Frm 00536 Fmt 8010 Sfmt 8002 Y:\SGML\247048.XXX 247048