Alarms; Sensor Break Protection - Thermo Scientific FD1530M Installation And Operation Manual

8 S P M /OTP
EGMENT ROGRAMMABLE ODEL W
ACCS LiSt (Access List)
Access Code (Code needed to enter or change the other
configuration parameters which are not normally
accessible.) Call customer service if this configuration is
required.

Alarms

The controller will flash an alarm message in the home
display if an alarm condition is detected.
IdHi: PV deviation high alarm.
2FSH: PV full scale high alarm.
3FSL: PV full scale low alarm.
LCr: Load current low alarm.
HCr: Load current high alarm.
S.br: Sensor break: check that sensor is connected cor-
rectly.
L.br: Loop Break: Check that the heating circuits are
working properly.
Ld.F: Heater Circuit Fault: indication of either an open or
short solid state relay, a blown fuse, missing supply or
open circuit heater.
SSr.F: Solid state relay failure indications in a solid state
relay: indicates either an open or short circuit in the SSR.
Htr.F: Heater failure: Indication that there is a fault in the
heating circuit: indicates a blown fuse, missing sup- ply or
open circuit heater.

Sensor Break Protection

This controller provides sensor break protection in the
event the thermocouple opens. If an open thermocouple
condition occurs, the digital display will Blink "S.br" and
the power to the heating element will be shut OFF (Cycle
light will extinguish).
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