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Switching amplifier for Namur sensors according to 94/9/EG (ATEX) | ||||
ATEX approval | ||||
Group II, category (1) G D | ||||
2-channel | ||||
Relay outputs | ||||
Programmable output function | ||||
Short-circuit and wire monitoring | ||||
Electrical design | AC | |||
Operating voltage [V] | 115 AC (45...65 Hz) | |||
Voltage tolerance [%] | -10 / +10 | |||
Power consumption [VA] | 1.3 | |||
Output function | relay (1 changeover contact per channel) | |||
Switching frequency [Hz] | 10 | |||
Contact rating | 253 V AC / 2 A / cos phi > 0.7 // 40 V DC / 2 A; ohmic resistance | |||
Ambient temperature [C] | -20...60 | |||
Protection | IP 20 | |||
Approval | PTB 02 ATEX 2035 TIIS TC16048 | |||
Marking of the unit | ||||
MTTF [Years] | 458 | |||
Maximum values for control circuit | ||||
in protection rating intrinsic safety [EEx ia] IIC, [EEx ia] IIB, [EEx ib] IIC, [EEx ib] IIB | ||||
Voltage [V] | 10.6 | |||
Current [mA] | 19.1 | |||
Power [mW] | 51 | |||
in protection rating intrinsic safety | ||||
[EEx ia] IIC | [EEx ia] IIB | [EEx ib] IIC | [EEx ib] IIB | |
External inductance | 97 mH | 390 mH | 97 mH | 390 mH |
External capacitance | 2.32 F | 16.2 F | 2.32 F | 16.2 F |