The 2910 Float & Tape Transmitter (FTT) provides data from the tank side to the control room for use in inventory management volumetric calculations. It is also able to integrate a single temperature sensor and provide inputs and outputs for basic automation and control.Specifications
Accuracy & Repeatability
± 1/16? (1.58 mm)
Range
0 to 120 ft; Meters: 0 to 36 m
Limit switch range is 100 ft (30 M) maximum
Communications
Mark/Space
EIA?485/GSI Type MODBUS®
L&J Tankway
Power
Standard: 20 to 65 VDC 0.02A
Optional: 40 to 65 / 110 / 220 – 240 VAC
500 mW nominal, 50/60 Hz
Built-in galvanic isolation for both AC and DC models
Temperature Input
High?accuracy 20?bit analog?to?digital converter. 3?wire RTD copper (CU90, CU100) or platinum (PT100).
Discrete Inputs
Enables connection to ancillary devices, such as switches, pumps or valves
Standard: (DC Unit) Option: Two (2) discrete inputs.
Optional: (AC Unit): 4 discrete inputs
Host signal: Open/Closed
Contact Outputs
Triggers temperature or level alarm lights, horns, etc.
Optional (AC Unit): Four (4) software?driven contact outputs
Host signal: Open/Closed
Ratings:
0.6 A @ 125 Vac
1 A @ 30 Vdc
0.6 A @ 110 Vdc
Limit Switches
11 amp ? 125, 250, 277 VAC
4 amp ? 125 VAC Tungsten filament lamp
Load: 1/3 HP ? 125 VAC, 250 VDC
Load: 1/2 amp ? 125 VDC, 1/4 amp ? 250 VDC
Approvals
cFMus (USA & Canada) ? Explosion Proof Class I Division 1 (Ta? ?25°C)/Zone 1 (Ta??20°C) Groups C&D (Ta?+85°C), NEMA 4 & IP66
ATEX/IECEx (International) ? Flameproof Ex II 2G, Ex d IIB T5 Gb ?20°C ? Ta ? +85°C, IP66Options
01 Housing & Approvals
cFMus
ATEX/IECEx
02 Power Input
DC
AC
03 Communications
Not Applicable
Mark/Space
EIA-485 MODBUS/GSI Type MODBUS
Tankway (L&J)
04 Limit Switch Range
Not Applicable
0-25 ft
0-50 ft
0-100 ft
0-7.5 m
0-15 m
0-30 m
05 Limit Switches
None
Two (2) SPDT Limit Switches (180° adjustable dwell, positive activation)
Four (4) SPDT Limit Switches (180° adjustable dwell, positive activation)
Six (6) SPDT Limit Switches (180° adjustable dwell, positive activation)
06 Junction Box
No Additional Junction Box
Additional Junction Box
07 Digital I/O
No Additional Digital Inputs or Outputs
Additional DIDO
