Martens TC125 - Temperature Measuring Transducer

Explosion protection
Ignition protection typ ia Intrinsically safe Inputs
Type : TC125L-Ex / TC125LP-Ex / TC125M-Ex
Zone 0/1/2 : II (1) G [Ex ia Ga] IIC
Zone 20/21/22 : II (1) D [Ex ia Da] IIIC
Ignition protection typ ic Intrinsically safe Inputs +
Zone 2 installation
Type : TC125L-Ex / TC125LP-Ex
Zone 2 : II 3 G Ex ec [ic] IIB T4 Gc
Limit values
Intrinsically safe curcuit Uo = 2,2V; Io = 4,2mA;
Po = 2,4mW Ci = 33nF;
Li ≈ 0mH Co = 10,9uF with Lo= 50mH
Ignition protection typ ec Without intrinsically safe Inputs,
Zone 2 installation
Type : TC125L / TC125LP
Zone 2 : II 3 G Ex ec IIB T4 Gc

Auxiliary voltage
TC125M : 85...250 V AC(47..63Hz), <1,5 W, <3 VA
(Wide-range power supply) 20..125 V DC, < 1,5W
TC125L/LP : 24 V DC +/-15 %, < 1,5 W
(DC and Power Rail)