Samson 430 Series, Mounting And Operating Instructions

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50 EB 7030 EN
Technical data
Type 3438 Transmitter Module
Type 3438 · General specifications
Design Type 3438 consisting of the interconnection of TTH200-E1H temperature transmitter
with Type 6112-22 i/p Module
Input
Sensor
Pt 100 resistance thermometer (RTD), DIN EN 60751 · Four-wire circuit, line
resistance <50 Ω
Measuring ranges
–30 to 60 °C, 0 to 40 °C, 0 to 100 °C, 0 to 150 °C, 0 to 200 °C, 0 to 400 °C,
others on request
Output
Pneumatic 0.2 to 1 bar (3 to 15 psi)
Electric
4 to 20 mA, max. load =
(supply voltage –16.5 V)
0.022 mA
Auxiliary
power
Supply air 1.4 bar ±0.1 bar (20 psi ±1.5 psi)
With explosion
protection
Without explosion
protection
Two-wire supply: power supply lines = signal lines
16.5 to 28 V (25 V) DC, see EC type examination certificates
16.5 to 30 V DC
Explosion
protec -
tion
Type TTH200-E1H
Ex II 2(1) G Ex [ia] ib IIC T6 Gb according to EC type examination certificate
PTB 05 ATEX 2017 X
Type 6112-22
Ex II 2G Ex ia IIC T6 Gb according to EC type examination certificate
PTB 00 ATEX 2021
TTH200-E1H electric temperature transmitter
Measuring current 0.3 mA
Current consumption <3.5 mA
Maximum output current 23.6 mA
Error in-
dication
Sensor failure >22 mA
Sensor short-circuit <3.6 mA
Sensor line
breakage
<3.6 mA or >22 mA
Supply voltage,
reverse polarity
protection
0 mA
Deviation from termi -
nal-based linearity
≤0.1 % or ≤0.2 K (the largest of the two values always applies)
Ambient temperature
influence
≤0.08 %/10 K for lower measuring range value and measuring span (based on
23 °C)
Effect of supply voltage <0.001 %/V inside the permissible range of the supply voltage/load
Galvanic isolation of I/O 3.5 kV DC/2.5 kV AC (60 s)
Long-term stability ≤0.05 % or ≤0.05 K annually (the largest of the two values always applies)