Operation and Installation Manual PBTC-200
21-54C3-7D0001/-
04/2021-EHT-441168
Notice:
Technical data subject to change without notice.
No claims for damage arising from alternations, errors or misprints shall be allowed.
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6.2
Operating Data
Parameter
Values
Nominal operating / control
voltage
80 - 277 VAC (50/60Hz)
U
m
305 VAC
Rated power without load
4,5 W
Ambient temperature T
a
-40°C to 55°C
Storage temperature
-50°C to 70°C
Max. pipe temperature
max. 240°C; Observe max. temperature of heating cable type!
Number of control circuits
1 Heating circuit
Connection RTD temperature
Pt100
3-wire cable, 100 Ohm at 0°C (32°F) Platinum Resistance Temperature Device,
Intrinsically safe input circuit, connection cable resistance max. 14 Ohm
Temperature unit
°C/°F
Temperature control range
0°C to 500°C (32°F to 932°F)
Temperature measuring
range thermostat module
-60°C to 500°C (-76°F to 932°F)
Default temperature warning
thresholds
-40°C and 500°C
Temperature Measuring
Range Resistance Tempera-
ture Device Pt100
-50°C to 200°C; max. operating temperature 200°C
Length of connecting lead Re-
sistance Temperature Device
Pt100
1.5 m
Measurement accuracy
±0.5 % of the entire measuring range
Control method
On/off control
Switching capacity of the load
contact
See table "Maximum heating circuit length/max. heating cable length
Temperature adjustment
by rotary coding switch
Hysteresis
Default 5K (9°F)
Resistance Temperature Device Pt100
The junction box with thermostat module can also be operated with a different Pt100 Resistance Temperature Device than the one
installed by the manufacturer. Compliance with the max. permissible connected load at the connection terminal must be ensured:
Max. connected load Resistance Temperature Device Pt100:
Ex ib IIC
Ex ib IIB
Ex ib IIIB
Ex ib IIIC
U
0
6,6 V
I
0
827 mA
P
0
1,28 W
L
0
32 µH
128 µH
C
0
6,7 µF
484 µF
The sensor circuit of the Pt100 Resistance Temperature Device is not susceptible to interference and is galvanically isolated from all
other non-intrinsically safe circuits. The earth connection of the instrument must be connected to the potential equalization (PE).
Содержание PBTC-200
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