TEHM-27 Programmable, miniature, head-mount transmitter (4-20mA output)
Product description
Miniature, programmable head-mount transmitter with current output.
- output signal: 4 … 20 mA, 2-wire
- programmable input signal range
- programmable sensor type: Pt100, Ni100, J, K, N, S, R, B, T
- RTD sensor can be connected in 2-wire system
- internal or external compensation of thermocouple cold junction
- for mounting in type MA connection heads
Technical data
| Type of sensor, measuring range | programmable, see data sheet, table no.1 |
| Maximum range, accuracy, thermal drift | see data sheet, table no.1 |
| Pt100 or Ni100 sensor connection | 2-wire |
| Pt100 or Ni100 connection resistance (2 and 3-wire) Pt100 lub Ni100 | <10 Ω (each wire) |
| Maximum resistance for 2-wire connection which can be corrected with software | 0,00 …20,00 Ω (sum of both wires) |
| Bias current of Pt100 or Ni100 sensors | < 0,25mA |
| Compencation of thermocouple cold junction | I:internal or E:external, programmable |
| Maximum error of thermocouple cold junction internal compensation | ±1 °C |
| Temperature range of thermocouple cold junction external compensation | -50,0 … 100,0 °C, programmaable |
| Range of temperature offset | ±10,0 °C, programmable |
| Output signal | N: 4-20mA or I:20-4 mA, programmable |
| Linear region of output signal | 3,8 … 20,5 mA |
| Output signal delay after power on | ca. 5 s |
| Digital filter time constant (1st order filter) | 0,2; 1; 2; 4; 8; 16; 32 s, programmable |
| Sensor failure indication | L:3,5 mA or H:23 mA, LED, programmable |
| Power supply | 8 … 36 V DC / 24 mA (from current loop) |
| Ambient temperature | -20 … +70 °C |
| Dimensions (Diameter x Height) / weight | 25 x 14 mm / ca. 12 g |
Product attachments
Variants available in stock
TEHM-27-(unconfigured)
215,00 zł
Excluding VAT
