Measuring range

Lowest:0…1.000 Hz Highest: 0...35.00 kHz

Measurement time Configurable min. measurement time (tM):

2/5/10/20/50/100/200/500 ms, 1/2/5 s

Reaction time

Current output:

Typical tM + 7.5 ms Maximum Input period + tM + 7.5 ms

Relays:

Typical tM + 10.5 ms Maximum Input period + tM + 10.5 ms

Accuracy

0.5% referred to the analog output end of range value

Analog output (1)

T401/T411:

Current output 0...20 mA resp. 4...20 mA

T402/T412:

Voltage output 0...10 V resp. 2...10 V

Programmable rising or falling transfer function (min. end value 1.00 Hz)

Load T401/T411: max. 500 Ohms corresponding to a maximum of 10 V

Load T402/T412: min. 7 kOhm corresponding to a maximum of 1.4 mA

Maximum open circuit voltage:

12 V

Resolution: 12 bit corresponding to 1:4096

Maximum linearity error:

0.001

Temperature drift:

typ. ± 100 ppm/degree K, max. ± 300 ppm/degree K

Set points /relay (2)

Hysteresis: For each limit an upper and a lower set point may be set independently

Change over contact: max. 250 VAC, 1250 VA (DC: see operating instructions)

Data I/O

RS232 interface with +5 V-CMOS level 3-pole. 3.5 mm stereo headphone connector on the front side.

Sensor input (1)

Input resistance

Analog 30 kOhm / Digital 46 kOhm

 Frequency range

0.01 Hz /35 kHz

 Trigger level Analog input:

Adaptive trigger level from 28 mV to 6.5 V or 250 mV to 6.5 V peak depending on the amplitude of the input signal.

Digital input:

Digital fixed trigger at 3 V ± 1.5 V hysteresi

Sensor supply

Standard

+ 14 V, max. 35 mA, short-circuit proof

S5 version

+ 5 V , max. 35 mA, short-circuit proof

Built-in pull up and pull down resistor 820 Ohm for connection of two-wire transmitters or daisy chaining of T400’s

Sensor monitoring

Sensor monitoring 3 wire sensors: programmable current consumption limits of 0.5…35mA. Outside the selected range the sensor is signaled as faulty .

 Electromagnetic sensors:

continuity checked. Open circuit signaled as a fault.

 None:

Both sensor monitoring functions may be disabled.

Open collector output (1)

Galvanically separated output of sensor frequency

Binary inputs (1)

For external selection between two sets (A/B) of programmable relay control and acknowledge functions: (No external pull up needed)

Low active :

U < +1.5V

High (open) :

U > +3.5V

Environmental

KUE according to DIN 40 040

Operating temperature:

- 40…+85 ˚C

Storage temperature:

-40…+90 ˚C

Relative humidity up to 75% average over one year period, up to 90% max. for 30 days

Power supply

10...36 VDC power consumption max. 3 W

Insulation

Galvanic separation between power supply, current output and the sensor power supply.

Isolation 700 VDC / 500 VAC. Relay contact isolation: 1500 AC

EMC

Electromagnetic compatibility:

Radiation in accordance with international standards and EN 50081-2. Immunity in accordance with international standards and EN 50082-2

Conducted emissions:

CISPR 16-1, 16-2 Radiated emissions: EN 55011

Electrostatic discharge:

IEC 61000-4-2 Electromagnetic fields: IEC 61000-4-3

Conducted fast transients:

IEC 61000-4-4 Conducted slow transients: IEC 61000-4-5

Conducted high frequency:

IEC 61000-4-6

Pulse modul. elec. field:

ENV 50140

Power frequency magnetic field:

IEC 1000-4-8

Standards

EN 50155, GL / Germanischer Lloyd, ABS