FM36M1 Teltonika Data Sending Parameters ID

From Teltonika Telematics Wiki

FM36 AVL ID

No. Property ID in AVL packet Property Name Bytes Type Value Range Multiplier Units Description HW Support Parameter Group
Min Max
1 1 Digital Input Status 1 1 Unsigned 0 1 - - Logic: 0 / 1 FM3612, FM36M1 Permanent I/O elements
2 2 Digital Input Status 2 1 Unsigned 0 1 - - Logic: 0 / 1 FM3612, FM36M1 Permanent I/O elements
3 3 Digital Input Status 3 1 Unsigned 0 1 - - Logic: 0 / 1 FM3612, FM36M1 Permanent I/O elements
4 4 Digital Input Status 4 1 Unsigned 0 1 - - Logic: 0 / 1 FM3612, FM36M1 Permanent I/O elements
5 9 Analog Input 1 2 Unsigned 0 30000 - mV Voltage: mV, 0 – 30000 mV FM3612, FM36M1 Permanent I/O elements
6 10 Analog Input 2 2 Unsigned 0 30000 - mV Voltage: mV, 0 – 30000 mV FM3612, FM36M1 Permanent I/O elements
7 21 GSM level 1 Unsigned 1 5 - - GSM signal level value in scale 1 – 5 FM3612, FM36M1 Permanent I/O elements
8 24 Speed 2 Unsigned 0 1000 - km/h Value in km/h, 0 – xxx km/h FM3612, FM36M1 Permanent I/O elements
9 66 External Power Voltage 2 Unsigned 0 30000 - mV Voltage: mV, 0 – 30000 mV FM3612, FM36M1 Permanent I/O elements
10 67 Battery Voltage 2 Unsigned 0 30000 - mV Voltage: mV, 0 – 30000 mV FM3612, FM36M1 Permanent I/O elements
11 68 Battery Current 2 Unsigned 0 2400 - mA Current: mA, 0 – 2400 mA FM3612, FM36M1 Permanent I/O elements
12 69 GNSS Status 1 Unsigned 0 10 - -
States:
0 – GPS module is power off.
1 – GPS antenna is disconnected.
2 – Working, no GPS FIX.
3 – Working, GPS FIX acquired.
4 – GPS sleep.
5 – GPS antenna is short circuited.
FM3612, FM36M1 Permanent I/O elements
13 72 Dallas Temperature 1 2 Signed -55 3000 10 °C 10 * Degrees ( °C ), -55 - +115, if 3000 – Dallas error FM3612, FM36M1 Permanent I/O elements
14 73 Dallas Temperature 2 2 Signed -55 3000 10 °C 10 * Degrees ( °C ), -55 - +115, if 3000 – Dallas error FM3612, FM36M1 Permanent I/O elements
15 74 Dallas Temperature 3 2 Signed -55 3000 10 °C 10 * Degrees ( °C ), -55 - +115, if 3000 – Dallas error FM3612, FM36M1 Permanent I/O elements
16 75 Dallas Temperature Sensor ID1 8 Signed 0 -1E+19 - - Temperature sensor ID FM3612, FM36M1 Permanent I/O elements
17 76 Dallas Temperature Sensor ID2 8 Signed 0 -1E+19 - - Temperature sensor ID FM3612, FM36M1 Permanent I/O elements
18 77 Dallas Temperature Sensor ID3 8 Signed 0 -1E+19 - - Temperature sensor ID FM3612, FM36M1 Permanent I/O elements
19 78 iButton ID 8 Signed 0 -1E+19 - - iButton ID number FM3612, FM36M1 Permanent I/O elements
20 79 Network type 1 Unsigned 0 9 - -
0 – 2G;
2 – 3G;
8 – LTE-M1;
9 – NB-IOT.
FM3612, FM36M1 Permanent I/O elements
21 80 Working Mode 1 Unsigned 0 5 - -
0 – home on stop,
1 – home on move,
2 – roaming on stop,
3 – roaming on move,
4 – unknown on stop,
5 – unknown on move
FM3612, FM36M1 Permanent I/O elements
22 99 Continuous odometer 4 Unsigned 0 4294967295 - m Continuous odometer value: m. FM3612, FM36M1 Permanent I/O elements
23 179 Digital Output 1 state 1 Unsigned 0 1 - - Logic: 0 / 1 FM3612, FM36M1 Permanent I/O elements
24 180 Digital Output 2 state 1 Unsigned 0 1 - - Logic: 0 / 1 FM3612, FM36M1 Permanent I/O elements
25 181 PDOP 2 Unsigned 0 500 0.1 - Probability * 10; 0-500 FM3612, FM36M1 Permanent I/O elements
26 182 HDOP 2 Unsigned 0 500 0.1 - Probability * 10; 0-500 FM3612, FM36M1 Permanent I/O elements
27 199 Odometer Value (Virtual Odometer) 4 Unsigned 0 4294967295 1 m Distance between two records: m FM3612, FM36M1 Permanent I/O elements
28 200 Deep Sleep 1 Unsigned 0 1 - -
0 – not deep sleep mode,
1 – deep sleep mode
FM3612, FM36M1 Permanent I/O elements
29 205 Cell ID 4 Unsigned 0 4294967295 - - GSM base station ID FM3612, FM36M1 Permanent I/O elements
30 206 Area Code 2 Unsigned 0 65536 - - Location Area code (LAC), it depends on GSM operator. It provides unique number which assigned to a set of base GSM stations. Max value: 65536 FM3612, FM36M1 Permanent I/O elements
31 239 Ignition 1 Unsigned 0 1 - -
0 – ignition off,
1 – ignition on
FM3612, FM36M1 Permanent I/O elements
32 240 Movement Sensor 1 Unsigned 0 1 - -
0 – not moving,
1 – moving
FM3612, FM36M1 Permanent I/O elements
33 241 GSM Operator Code 4 Unsigned 0 65535 - - Currently used GSM Operator code FM3612, FM36M1 Permanent I/O elements
34 81 LVCAN Speed 1 Unsigned 0 255 1 km/h Value in km/h FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
35 82 LVCAN Accelerator Pedal Position 1 Unsigned 0 255 0.1 % Value in % FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
36 83 LVCAN Fuel Consumed 4 Unsigned 0 4294967295 0.1 Ltr Value in liters * 100 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
37 84 LVCAN Fuel Level (liters) 2 Unsigned 0 65535 0.1 Ltr Value in liters * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
38 85 LVCAN Engine RPM 2 Unsigned 0 65535 1 - Value in RPM FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
39 87 LVCAN Total Mileage 4 Unsigned 0 4294967295 1 m Value in meters, m FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
40 89 LVCAN Fuel Level (percentage) 1 Unsigned 0 255 0.1 % Value in % FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
41 100 LVCAN Program Number 4 Unsigned 0 999 1 - Value: Min – 0, Max - 999 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
42 101 LVCAN ModuleID 8 Signed 0 max 1 - Module identification FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
43 102 LVCAN Engine Work Time 4 Unsigned 0 4294967295 1 Min Value in min FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
44 103 LVCAN Engine Work Time (counted) 4 Unsigned 0 4294967295 1 Min Value in min FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
45 104 LVCAN Total Mileage 4 Unsigned 0 4294967295 1 m Value in meters, m FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
46 105 LVCAN Total Mileage (counted) 4 Unsigned 0 4294967295 1 m Value in meters, m FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
47 106 LVCAN Fuel Consumed 4 Unsigned 0 4294967295 0.1 Ltr Value in Ltr FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
48 107 LVCAN Fuel Consumed (counted) 4 Unsigned 0 4294967295 0.1 Ltr Value in liters * 100 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
49 108 LVCAN Fuel Level (percent) 1 Unsigned 0 255 0.1 % Value in % FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
50 109 LVCAN Fuel Level (liters) 2 Unsigned 0 65535 0.1 Ltr Value in Ltr FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
51 110 LVCAN Fuel Rate 2 Unsigned 0 65535 0.1 Ltr/h Value in (liters * 10) / h FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
52 111 LVCAN AdBlue Level (percent) 1 Unsigned 0 255 0.1 % Value in % FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
53 112 LVCAN AdBlue Level (liters) 2 Unsigned 0 65535 0.1 Ltr Value in liters * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
54 113 LVCAN Engine RPM 2 Unsigned 0 65535 1 - Value in RPM FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
55 114 LVCAN Engine Load 1 Unsigned 0 255 1 % Value in % FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
56 115 LVCAN Engine Temperature 2 Signed 0 65535 0.1 °C Value in °C x 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
57 116 LVCAN Accelerator Pedal Position 1 Unsigned 0 255 0.1 % Value in % FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
58 117 LVCAN Vehicle Speed 1 Unsigned 0 255 1 km/h Value in km/h FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
59 118 LVCAN Axle 1 Load 2 Unsigned 0 65535 1 kg Value in kg FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
60 119 LVCAN Axle 2 Load 2 Unsigned 0 65535 1 kg Value in kg FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
61 120 LVCAN Axle 3 Load 2 Unsigned 0 65535 1 kg Value in kg FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
62 121 LVCAN Axle 4 Load 2 Unsigned 0 65535 1 kg Value in kg FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
63 122 LVCAN Axle 5 Load 2 Unsigned 0 65535 1 kg Value in kg FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
64 123 LVCAN Control State Flags 4 Unsigned 0 4294967295 1 - see LVCAN IO element values FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
65 124 LVCAN Agricultural Machinery Flags 8 Signed 0 max 1 - see LVCAN IO element values FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
66 125 LVCAN Harvesting Time 4 Unsigned 0 4294967295 1 min Vakue in min FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
67 126 LVCAN Area of Harvest 4 Unsigned 0 4294967295 1 m2 Value in m2 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
68 127 LVCAN Mowing Efficiency 4 Unsigned 0 4294967295 1 m2/h Value in m2/h FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
69 128 LVCAN Grain Mown Volume 4 Unsigned 0 4294967295 1 kg Value in kg FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
70 129 LVCAN Grain Moisture 1 Unsigned 0 255 1 - Value in % FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
71 130 LVCAN Harvesting Drum RPM 2 Unsigned 0 65535 1 - - FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
72 131 LVCAN Gap Under Harvesting Drum 1 Unsigned 0 255 1 mm Value in mm FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
73 132 LVCAN Security State Flags 8 Signed 0 max 1 - see LVCAN IO element values FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
74 133 LVCAN Tacho Total Vehicle Distance 4 Unsigned 0 4294967295 1 m Value in m FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
75 134 LVCAN Trip Distance 4 Unsigned 0 4294967295 1 m Value in m FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
76 135 LVCAN Tacho Vehicle Speed 2 Unsigned 0 65535 1 km/h Value in km/h FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
77 136 LVCAN Tacho Driver Card Presence 1 Unsigned 0 255 1 - see LVCAN IO element values FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
78 137 LVCAN Driver1 States 1 Unsigned 0 255 1 - see LVCAN IO element values FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
79 138 LVCAN Driver2 States 1 Unsigned 0 255 1 - see LVCAN IO element values FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
80 139 LVCAN Driver1 Continuous Driving Time 2 Unsigned 0 65535 1 min Value in min FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
81 140 LVCAN Driver2 Continuous Driving Time 2 Unsigned 0 65535 1 min Value in min FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
82 141 LVCAN Driver1 Cumulative Break Time 2 Unsigned 0 65535 1 min Value in min FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
83 142 LVCAN Driver2 Cumulative Break Time 2 Unsigned 0 65535 1 min Value in min FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
84 143 LVCAN Driver1 Duration Of Selected Activity 2 Unsigned 0 65535 1 min Value in min FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
85 144 LVCAN Driver2 Duration Of Selected Activity 2 Unsigned 0 65535 1 min Value in min FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
86 145 LVCAN Driver1 Cumulative Driving Time 2 Unsigned 0 65535 1 min Value in min FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
87 146 LVCAN Driver2 Cumulative Driving Time 2 Unsigned 0 65535 1 min Value in min FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
88 147 LVCAN Driver1 ID High 8 Signed 0 max 1 min Driver1 ID High FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
89 148 LVCAN Driver1 ID Low 8 Signed 0 max 1 min Driver1 ID Low FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
90 149 LVCAN Driver2 ID High 8 Signed 0 max 1 min Driver2 ID High FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
91 150 LVCAN Driver2 ID Low 8 Signed 0 max 1 min Driver2 ID Low FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
92 151 LVCAN Battery Temperature 2 Signed -255 65535 0.1 °C Value in °C x 10. Value is signed. FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
93 152 LVCAN Battery Level (percent) 1 Unsigned 0 255 0.1 % Value in percentages, % FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
94 90 LVCAN Door Status 2 Unsigned 0 65535 1 -
0 – all doors closed
256 - front left door opened
512 - front right door opened
1024 - rear left door opened
2048 - rear right door opened
4096 - engine cover opened
8192 - trunk door opened
16128 - all doors opened
FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
95 160 LVCAN DTC Errors 1 Unsigned 0 255 1 - DTC faults count FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
96 161 LVCAN Slope of Arm 2 Signed -65535 65535 0.1 ° Value in ° FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
97 162 LVCAN Rotation of Arm 2 Signed -65535 65535 0.1 ° Value in ° FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
98 163 LVCAN Eject of Arm 2 Unsigned 0 65535 0.1 m Value in m * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
99 164 LVCAN Horizontal Dist Arm Vechicle 2 Unsigned 0 65535 0.1 m Value in m * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
100 165 LVCAN Height Arm Above Ground 2 Unsigned 0 65535 0.1 m Value in m * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
101 166 LVC Drill RPM 2 Unsigned 0 65535 1 - - FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
102 167 LVC Amount Of Spread Salt Square Meter 2 Unsigned 0 65535 0.01 m Value in g/m2 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
103 168 LVC Battery Voltage 2 Unsigned 0 65535 0.1 V Value in V * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
104 169 LVC Amount Spread Fine Grained Salt 4 Unsigned 0 4294967295 0.1 t Value in tons * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
105 170 LVCAN Amount Spread Coarse Grained Salt 4 Unsigned 0 4294967295 0.1 t Value in tons * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
106 171 LVCAN Amount Spread DiMix 4 Unsigned 0 4294967295 0.1 t Value in tons * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
107 172 LVCAN Amount Spread Coarse Grained Calc 4 Unsigned 0 4294967295 0.1 m3 Value in m3 * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
108 173 LVCAN Amount Spread Calcium Chloride 4 Unsigned 0 4294967295 0.1 m3 Value in m3 * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
109 174 LVCAN Amount Spread Sodium Chloride 4 Unsigned 0 4294967295 0.1 m3 Value in m3 * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
110 176 LVCAN Amount Spread Magnesium Chloride 4 Unsigned 0 4294967295 0.1 m3 Value in m3 * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
111 193 LVCAN Amount Spread Gravel 4 Unsigned 0 4294967295 0.1 t Value in tons * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
112 178 LVCAN Amount Spread Sand 4 Unsigned 0 4294967295 0.1 t Value in tons * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
113 183 LVCAN Width Pouring Left 2 Unsigned 0 65535 0.01 m Value in m * 100 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
114 184 LVCAN Width Pouring Right 2 Unsigned 0 65535 0.01 m Value in m * 100 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
115 185 LVCAN Salt Spreader Work Hours 4 Unsigned 0 4294967295 0.1 h Value in h * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
116 186 LVCAN Distance During Salting 4 Unsigned 0 4294967295 0.1 km Value in km * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
117 187 LVCAN Load Weight 4 Unsigned 0 4294967295 1 kg Value in kg FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
118 188 LVC Retarder Load 1 Unsigned 0 255 1 % Valid range: 0 – 125% FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
119 189 LVC Cruise Time 4 Unsigned 0 4294967295 1 min Value in min FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
120 190 LVC CNG Status 1 Unsigned 0 255 1 -
0 – engine not on CNG
1 – engine not on CNG
FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
121 191 LVC CNG Used 4 Unsigned 0 4294967295 1 kg Value in kg * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
122 192 LVC CNG Level 2 Unsigned 0 65535 1 % Value in % * 10 FM3612, FM36M1 ALLCAN300/LVCAN200 I/O elements
123 155 Geofence zone 01 1 Unsigned 0 1 1 -
Event:
0 – target left zone,
1 – target entered zone
FM3612, FM36M1 Eventual I/O elements
124 156 Geofence zone 02 1 Unsigned 0 1 1 -
Event:
0 – target left zone,
1 – target entered zone
FM3612, FM36M1 Eventual I/O elements
125 157 Geofence zone 03 1 Unsigned 0 1 1 -
Event:
0 – target left zone,
1 – target entered zone
FM3612, FM36M1 Eventual I/O elements
126 158 Geofence zone 04 1 Unsigned 0 1 1 -
Event:
0 – target left zone,
1 – target entered zone
FM3612, FM36M1 Eventual I/O elements
127 159 Geofence zone 05 1 Unsigned 0 1 1 -
Event:
0 – target left zone,
1 – target entered zone
FM3612, FM36M1 Eventual I/O elements
128 175 Auto Geofence 1 Unsigned 0 1 1 -
Event:
0 – target left zone,
1 – target entered zone
FM3612, FM36M1 Eventual I/O elements
129 177 Idling 1 Unsigned 0 1 1 -
1 – idling start,
0 – idling stop
FM3612, FM36M1 Eventual I/O elements
130 249 Jamming detection 1 Unsigned 0 1 1 -
0 – not jammed,
1 – jammed
FM3612, FM36M1 Eventual I/O elements
131 250 Trip 1 Unsigned 0 1 1 -
1 – trip start,
0 – trip stop
FM3612, FM36M1 Eventual I/O elements
132 251 Immobilizer 1 Unsigned 0 1 1 - 1 – iButton connected FM3612, FM36M1 Eventual I/O elements
133 252 Authorized driving 1 Unsigned 0 1 1 - 1 – authorized iButton connected FM3612, FM36M1 Eventual I/O elements
134 253 Green driving type 1 Unsigned 0 10 1 -
1 – harsh acceleration,
2 – harsh braking,
3 - harsh cornering
FM3612, FM36M1 Eventual I/O elements
135 254 Green driving value 1 Unsigned 0 10000 1 - Depending on green driving type: if harsh acceleration or braking – g*100 (value 123 -> 1.23g), if harsh cornering – degrees (value in radians) FM3612, FM36M1 Eventual I/O elements
136 255 Over Speeding 1 Unsigned 0 400 1 - At over speeding start km/h, at over speeding end km/h FM3612, FM36M1 Eventual I/O elements
137 247 Crash Detection 1 Unsigned 0 1 - -
1 – Crash detected,
0 – no crash,
FM3612, FM36M1 Eventual I/O elements