47
7 - Technical specification
Features
(at 25°C environmental temp.)
Description
Single
output
Heat/cool
CT auxiliary input
(option)
Current transformer
(see page 12)
50 or 100 mA
input hardware
selectable
Current visualisation 10 … 200A
With 1A resolution
and HeaterBreak Alarm
Digital input
(option)
The closure of the external
contact produces any of
the following actions:
Auto/Man mode change, Stored Setpoint activation, Keypad lock, Timer
launch
Operating mode
and Outputs
1 Heat/Cool
action PID
loop or On/Off
with 1 or 2
alarms
Control output AL2 alarm AL3 alarm
OP1-Relay /Triac OP2-Relay or logic OP3-Relay/Triac
OP2 -Logic OP1-Relay /Triac OP3-Relay/Triac
OP1-Relay /Triac OP3-Relay /Triac OP2-Relay or logic
OP1-Relay /Triac OP2 Logic OP3-Relay/Triac
OP2 Logic OP3-Relay /Triac OP1-Relay /Triac
Control mode
Algorithm PID with overshoot control or On-off
Proportional band (P) 0.5…999.9%
PID algorithm
Integral time (I) 0.1…100.0 min
OFF = ODerivative time (D) 0.01…10.00 min
1…200 sec
Dead band -10.0…10.0%
Heat / cool
control action
Cool relative gain 0.1…10.0
Cool cycle time 1…200 sec
Overshoot control 0.01…1.00
PID algorithm
High limit 100.0…10.0% (heat) -100.0…-10.0%(cool)
Hysteresis 0.1…10.0% On-Off algorithm
Error band 0.1…10.0 digit
Cycle time
