2
1-1
Component Names and Functions
The component names and their functions are provided here.
Indicators
Setting selectors and switch
Input terminal block
Communications
connector
CT INPUT
connector
CONTROL
connector
ALARM connector
Indicators
A: E5ZE-8A
B (Standard Models with casing)
V: E5ZE-8V
B (Heating and Cooling Control Models with casing)
The indicators show the operating status of the E5ZE, as follows:
PWR:
Lit when power is ON.
RDY:
Lit when the E5ZE is ready to operate.
ERR:
Lit when an error occurs in the E5ZE.
RUN:
Lit when the E5ZE is operating.
AT:
Lit when auto-tuning is being executed.
RD:
Lit when the E5ZE is receiving command data.
SD:
Lit when the E5ZE is sending response data.
CH0 to CH7:
Lit for the control points for which the corresponding control outputs are ON.
(Not lit for Current Output Models.)
H0 to H7:
Lit for the control points for which the corresponding heating outputs are ON.
(Not lit for Current Output Models.)
C0 to C7:
Lit for the control points for which the corresponding cooling outputs are ON.
AL1:
Lit when alarm 1 is ON.
AL2:
Lit when alarm 2 is ON.
HB:
Lit when the HB (heater burnout) alarm is ON.
HS:
Lit when the HS alarm (SSR short circuit) is ON.
MB0 to MB2:
Lit when the memory bank designation inputs (bits 2
0
to 2
2
) are turned ON with
external contacts.
Indicators
Component Names and Functions
Section 1-1
