User's Manual

S2 = small animal, frequency 2
L1 = large animal, frequency 1
L2 = large animal, frequency 2
Part Numbers
Presently there are two sizes of 4ET transmitters available:
4ET (Small animal) H4ET (Large animal)
Frequency 1 270-0142-001 4ET–S1 270-0140-001 H4ET–L1
Frequency 2 270-0142-002 4ET–S1 270-0140-002 H4ET–L2
** Part numbers for the 4ET and H4ET include both the sensing module and telemetry
module. For a telemetry replacement module only see table below.
Replacement parts:
Telemetry Module
Small animal Large Animal
Frequency 1 270-0141-001 TM–S1 270-0139-001 TM–L1
Frequency 2 270-0141-002 TM–S2 270-0139-002 TL–L2
General Specifications
Small Animal Large Animal
Physical
Weight/mass (gm) 23.4
Volume (cc) 8.66 12
Minimal animal
Weight 175 gm
IS-1 lead length 6.5cm (2.5 inches) 6.5cm (2.5 inches)
Biopotential lead length 50 cm 50 cm
On – Off mechanism Magnetically Actuated Magnetically Actuated
Receiver compatibility RPC-2 Repeater System
Electrical
Max input voltage + 1.25 mV + 1.25 mV
Bandwidth 1-100 Hz 1-100Hz
Transmission distance
Battery Specifications
Battery life 3 months 6 months
Warranted Implant Duration
Sensing module
warranted implant 3 years 3 years