23/06/2014
www.crouzet.com
CTH 46 - CTD 43 / 46 CTD 43 Part number 89421112
CTH 46
Heating / cooling function
Measurement and setpoint display
CTD 43
Heating or cooling function
Measurement display
Measurement deviation display-Setpoint via LED
1 configurable alarm
CTD 46
Heating or cooling function
Measurement and setpoint display
1 configurable alarm
Part numbers
Type
89 421 112
CTD 43
Output
Logic
Supply voltage
-
Specifications
Supply
Frequency (Hz)
Tolerance
Consumption
Display CTD 43
Display CTH 47 / CTD 46
Switch
Insulation resistance conforming to IEC 348
Insulation voltage according to IEC 348
Immunity to interference conforming to IEC 801-4
Immunity to interference conforming to IEC 801-2
Accuracy
Operating temperature range (°C)
Storage temperature range (°C)
Relative humidity (Rh no condensation)
Housing material
Front panel
Protection class according to IEC 529 (IEC 70-1)
Connection
Weight (g)
Approvals
100 to 240 VAC
50 / 60
-15 % +10 % Un
5 VA
Measurement or setpoint : red LEDs, 3-digit, 7-segment, height 10 mm
Measurement : red LEDs, 3-digit, 7-segment, height 10 mm
Setpoint : green LEDs, 3-digit, 7-segment, height 7,5 mm
the configuration and calibration are accessed via an internal switch, which can only be accessed when the equipment is
disconnected
> 100 MΩ
1500 V
Level 3
8000 V
± 0.3 % of the full measurement scale at an ambient temperature of 25
o
C at Un
0 →+50 °C
-30 →+70 °C
20 →85 %
self-extinguishing UL94 VO grade
polycarbonate membrane
IP 54
screw terminals
160
UL/CSA
Inputs
Thermocouples J, K, and N
Thermocouples L
Reference junction
Reference junction drift
Line resistance
Calibration (IEC 584-1)
Resist. temp. detector Pt 100 according to IEC 751
Line resistance
Input type and standard range TC
IEC 584-1
DIN 43710
Automatic cold junction compesation : 0 to 50
o
C (Thermocouples)
0,1 °C / °C
100
Ω max
IEC 584 - 1
3-wire
<4
Ω
L (0/800 °C) (0/999°F)
J (0/800 °C) (0/999°F)
K (0/999 °C) (0/999°F)
N (0/999 °C) (0/999°F)
(-199/500 °C) (-19,9/99,9°F) (-199/999 °C)
Input types and standard rangeRTD Pt100
Output
Type of output
Action type CTH 46
Action type CTD 43 - CTD 46
Limitation of output power : SOFT-START- heat action
Limitation of output power : SOFT-START-heat/cool
action
Main output changeover relay
Main output--logic
discontinuous
heating-cooling
heating or cooling
adjustable from 0 to 100 %
adjustable from -100 to + 100 %
3 A 250 V AC resistive
Max. load : 700
Ω
Level 0 : < 0,5 V DC
Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected
23/06/2014
Level 1 :
14 V DC± 20 % @ 20 mA max
24 V DC± 20 % @ 1 mA max
1 s →200 s
N/O-1 A contact, 250 V AC resistive
N/O-1 A contact, 250 V AC resistive
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Main output cycle time
Cool output CTH 46 only
Alarm output CTD 43-CTD 46 only
Control characteristics
Control algorithm
Control type CTD 43 CTD 46
Control type CTH 46
Sampling time
Proportional band Pb CTD 43 - CTD 46
Proportional band Pb CTH 46
Proportional band Pb
Note : if Pb = 0 % discrete action
Hysteresis (during discrete action)
Integral time ti
Note : if ti > 20 min
Derivative time td.
Note : if td=0
Cycle time heating
Cycle time cooling (CTH46 only)
Heat-cool control CTH 46
Cool proportional band
Heat-cool control
rC : relative gain
Heat-cool control CTH 46
dead.overlap band
PID with auto-tune and adaptive tune : SMART
heating or cooling
heating-cooling
500 ms
1,0 % to 99,9 % of scale amplitude
1,5 % to 99,9 % of scale amplitude
0,1 % to 10 % of scale amplitude
1 min 20 s to 20 min 0 s (10 s resolution)
1 s to 9 min 59 s
1 s →200 s
1 s →200 s
rC x heat proportional band
0,20 →1,00
-20 % to + 50 % of the heat proportional band
Alarms (on CTD 43 and CTD 46 only)
Type of output
Functions
direct or reverse
absolute alarm
. band alarm
. deviation alarm
manual
can be configured
absolute value independent from SP
value relative to SP, adjustable from 0 to 500 °C/°F
value relative to SP, adjustable from-199 °C/°F (negative deviation) to +500 °C/°F (positive deviation)
0.1 to 10 % of scale amplitude
Reset to zero
Inhibition
Alarm threshold - absolute alarm
Alarm threshold - band alarm
Alarm threshold - deviation alarm
Alarm
Dimensions (mm)
CTH/CTD
Dimensions (mm)
Panel cut-out
Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected
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