819XX_MAN_GRM-H_11-2022_ENG_pag. 17
3/L2
2/T1
1/L1
2/T1
1/L1
2/T1
1/L1
CONTROLLER
+ -
L1
L2
L3
24V
SUPPLY
FUSE
STAR WITH
N
R
R
R
NEUTRAL
AL
AL
PE
FUSE
ANALOG OUPUT
0-20 / 4-20 mA
0-5 / 0-10 V
FUSEFUSE
GG
+
-
A2
US
DI
A1
A2
A2
AL
9
8
6
5
3
7
4
A2
US
DI
A1
A2
A2
AL
9
8
6
5
3
7
4
GRP
2
GRP
3
AL
A2
US
D13
A+
A-
A2
D17
AL
AL
19
18
17
16
14
13
11
15
12
Master device could be also
controlled by IO-Link
GRM
1
- GRM: MASTER
- GRP 2/3: SLAVE
- FIRING MODE: ZC,BF
- HB DIAGNOSTIC AVAILABLE: Total and
Partial heater break on each leg.
Set parameter U.tV=0
- FUSE : fast fuse, see fuse table
- FUSE GG : see Fuse section
3/L2
2/T1
1/L1
3/L2
2/T1
1/L1
3/L2
2/T1
1/L1
CONTROLLER
+ -
GRM
AL
AL
AL
L1
L2
L3
PE
FUSE
STAR WITH
N
R
R
R
NEUTRAL
ANALOG OUPUT
0-20 / 4-20 mA
SERIAL
0-5 / 0-10 V PARALLEL
FUSE FUSE
FUSE
GG
FUSE
GG
FUSE
GG
1
GRM
2
GRM
3
24V
SUPPLY
-
+
A2
US
D13
A+
A-
A2
D17
AL
AL
19
18
17
16
14
13
11
15
12
A2
US
D13
A+
A-
A2
D17
AL
AL
19
18
17
16
14
13
11
15
12
A2
US
D13
A+
A-
A2
D17
AL
AL
19
18
17
16
14
13
11
15
12
- GRM: 1,2,3: INDEPENDENT
- FIRING MODE: ZC, BF, HSC, PA
- HB DIAGNOSTIC AVAILABLE: Total and
Partial Load failure. This connection can
also be used with 3 GRM IO-LINK
( with 3 independent commands/ports )
- FUSE : fast fuse, see fuse table
- FUSE GG : see Fuse section
GRM MASTER + 2 GRP SLAVE FOR STAR WITH NEUTRAL LOAD
3 GRM FOR STAR WITH NEUTRAL LOAD