23/06/2014 www.crouzet.com
CT48A CT48A Part number 89420067
Input by J-K thermo-couple or by thermo-resistance Pt 100 (2-wire)
2 regulation modes: ON/OFF or proportional derivative selected by wiring
Relay output
Part numbers
Description Temperatures Scale divisions
Type
CT48A Thermocouple J 0 + 450 10C
89 420 067
Specifications
Supply voltage Un 230 to 240 VAC
50/60Hz
Operating range 0,85 to 1,15 x Un
Maximum power consumption 2 VA
Thermocouple according to IEC 584 J - K
Automatic cold-junction compensation For J - K: semi-conductor
Max. line resistance 150
Resist. temp. detector Pt 100 according to IEC 751 2-wire
Derating following line resistance 1C / 0,4
Derating with regard to the setpoint J -K:1C
o
Pt100:0,1C
Per 10 C variation in ambient temperature
Derating with regard to the setpoint
J -K:1C
Per 10 of line resistance variation
Derating with regard to the setpoint
0,1%
Per10% variation in supply voltage
ON/OFF output action
0,4%
Fixed hysteresis
Derived proportional output action
3%
Fixed proportional band (% of full scale)
Derived proportiona output action
22 s
Period proportional band
Changeover relay 5 A / 250 V AC max.
5
Mechanical life (operations)
3x10
Behaviour in the event of sensor failure Relay in rest position
Scale evolution 80 mm
Display accuracy J-K (full scale) 2%
Display accuracy Pt 100 (of the full scale) 1,5%
Operating temperature range (C) 0+55
Storage temperature range (C) -20+70
Insulation according to standard VDE 0110 Group C for 250
Protection class according to DIN 40050 Casing IP20
Protection class according to DIN 40050 Front panel IP41
Mounting Clip
Connection Solder terminals socket, 8 poles
Weight (g) 350
Accessories
Accessories Code
Solder tag connector 8-pin 25622301
*** TRADUCTION MANQUANTE *** 25622303
Protective cover IP 54 79237709
Dimensions (mm)
Dimensions - mounting
Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected23/06/2014 www.crouzet.com
Dimensions (mm)
Panel cut-out
Dimensions (mm)
Screw terminal or connector socket - 8-pin base: ref. 25622303
for panel mounting
Screw terminal or connector socket - 8-pin base: ref. 25622303 - for panel mounting
Dimensions (mm)
Screw terminal or connector socket - 8-pin base: ref. 25622303
for mounting on DIN rail 35 mm EN 50022
Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected