Chromalox C4 User Manual

36
12. Specifications
INPUTS
IN1 Analog Process Inputs
Function Acquisition of process variable
Max. Error 0,2% f.s. ± 1 scale point at room temperature of 25°C
Thermal drift < 100 ppm/˚C f.s.
Sampling time 120 ms
Thermocouple Tc (ITS90)
J,K,R,S,T
(IEC 584-1 ,CEI EN 60584-1, 60584-2)
Fault cold junction comp 0,1˚/˚C
Resistance thermometer RTD (ITS90)
Pt1 00 (DIN 43760)
MMax line resistance 20ohm
Voltage
linear: 0, . .. ,60mV, Ri>1 Mohm
0, ... , 1V, Ri> 1 Mohm
a 32 segment custom linearization can be inserted
Current
Linear: 0/4 ... 20mA, Ri =50ohm
a 32 segment custom linearization can be inserted
IN5, ... ,1N8 Auxiliary Analog Inputs (option)
Function Acquisition of variables
Accuracy 1% f.s. + 1 scale point at room temperature of 25°C
Sampling time 480 ms
Thermocouple Tc (ITS90)
J,K,R,S,T
(IEC 584-1, CEI EN 60584-1, 60584-2)
Fault cold junction comp 0,1˚/˚C
Voltage linear: 0, ... ,60mV, Ri>1 Mohm
IN9, ... IN12 Inputs Internal Current Transformers CT
Function
Read internal CTs; (The acquisition of current values is valid for volt-
ages in a range of 90 ... 530Vac)
Accuracy 1% f.s. ± 1 scale point at room temperature of 25°C
Sampling time 60 ms
DI1 ... DI2 Digital Inputs
Function Configurable (default: disabled)
Type PNP, 24 VDC, 8mA 3500V isolation
OUTPUTS
OUT1, ... , OUT4 Heat Control Outputs Connected Directly to Solid State Power Units
Function
Configurable (default: heat control)
Control state is displayed by LED (01 , . .. ,02)
OUT5, ... , OUT8 Cool Control Outputs (option)
Function Configurable (default: cool control)
Relay Type 3A NO Contact, 250V/30Vdc COSw =1
Continuous Type
0/2 .. . 10V, (default) max 25mA
protection against short circuit
0/4 . .. 20mA, max. load 500ohm
1500V isolation
Logic Type 24 Vdc, > 18V a 20mA
Triac Type
230V/max 4A AC51
(1 A for every channel)

Chromalox C4 Specifications

General

Brand	Chromalox
Model	C4
Category	Controller
Language	English