Omron E5AN Communications Manual

Com Data
for Modbus
SECTION 6 Communications Data for Modbus
6-20
■ Status Details
Note 1: When the control output ON time is less than 100 ms, the bit is set to “1” and the heater current is
held at the last current value.
Note 2: “Spare” bits are always OFF.
Note 3: When read in setup area 1, the status of the bits will be as follows:
• Overcurrent: Last value held • Current hold: Last value held
• A/D converter error: Last value held • Display range exceeded: Last value held
• Input error: Last value held • Heating and cooling outputs: Cleared
• HB and HS outputs: Cleared • Alarm outputs: Cleared
• Program end output: Cleared
Bit position Status
Bit Description
0 1
Status
(lower
word)
0 Heater overcurrent (CT1) Not generated Generated
1 Heater current hold (CT1) (See note 1.) Update Hold
2 A/D converter error Not generated Generated
3 HS alarm (CT1) OFF ON
4 Spare OFF ---
5 Display range exceeded Not generated Generated
6 Input error Not generated Generated
7 Spare OFF ---
8 Control output (heating) OFF ON
9 Control output (cooling) OFF ON
10 HB (heater burnout) alarm (CT1) OFF ON
11 HB (heater burnout) alarm (CT2) OFF ON
12 Alarm 1 OFF ON
13 Alarm 2 OFF ON
14 Alarm 3 OFF ON
15 Program end output OFF ON
Status
(upper
word)
16 Event input 1 OFF ON
17 Event input 2 OFF ON
18 Event input 3 OFF ON
19 Event input 4 OFF ON
20 Write mode Backup mode RAM write mode
21 EEPROM RAM = EEPROM RAM ≠ EEPROM
22 Setup area Setup area 0 Setup area 1
23 AT execute/cancel AT canceled AT execution in progress
24 RUN/STOP Run Stop
25 Communications writing OFF (disabled) ON (enabled)
26 Auto/manual switch Automatic mode Manual mode
27 Program start Reset Start
28 Heater overcurrent (CT2) Not generated Generated
29 Heater current hold (CT2) (See note 1.) Update Hold
30 Spare OFF ---
31 HS alarm (CT2) OFF ON

Omron E5AN Specifications

General

Brand	Omron
Model	E5AN
Category	Temperature Controller
Language	English